Home / 14,638.52-20,201.20-7,924.23

Finding the Fourth Proportional to 14,638.52, 20,201.20 and 7,924.23

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Solution

The fourth proportional to 14,638.52, 20,201.20 and 7,924.23 is: 10,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.52 : 20,201.20 = 7,924.23 : x
  2. Step 2: Convert to fraction form
    14,638.52/20,201.20 = 7,924.23/x
  3. Step 3: Cross multiply
    14,638.52x = 20,201.20 × 7,924.23
  4. Step 4: Simplify right side
    14,638.52x = 160,078,935.27
  5. Step 5: Solve for x
    x = 160,078,935.27/14,638.52
  6. Step 6: Final answer
    x = 10,935.46

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Half scale
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Double scale
Find fourth proportional to 14,639.52, 20,202.58 and 7,925.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.