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Finding the Fourth Proportional to 39,164.76, 58,747.12 and 9,582.24

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Solution

The fourth proportional to 39,164.76, 58,747.12 and 9,582.24 is: 14,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,164.76 : 58,747.12 = 9,582.24 : x
  2. Step 2: Convert to fraction form
    39,164.76/58,747.12 = 9,582.24/x
  3. Step 3: Cross multiply
    39,164.76x = 58,747.12 × 9,582.24
  4. Step 4: Simplify right side
    39,164.76x = 562,929,003.15
  5. Step 5: Solve for x
    x = 562,929,003.15/39,164.76
  6. Step 6: Final answer
    x = 14,373.36

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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.