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Finding the Fourth Proportional to 39,393.22, 59,117.04 and 15,698.44

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Solution

The fourth proportional to 39,393.22, 59,117.04 and 15,698.44 is: 23,558.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,393.22 : 59,117.04 = 15,698.44 : x
  2. Step 2: Convert to fraction form
    39,393.22/59,117.04 = 15,698.44/x
  3. Step 3: Cross multiply
    39,393.22x = 59,117.04 × 15,698.44
  4. Step 4: Simplify right side
    39,393.22x = 928,045,305.42
  5. Step 5: Solve for x
    x = 928,045,305.42/39,393.22
  6. Step 6: Final answer
    x = 23,558.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.