Home / 63,013.20-86,957.26-36,155.10

Finding the Fourth Proportional to 63,013.20, 86,957.26 and 36,155.10

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Solution

The fourth proportional to 63,013.20, 86,957.26 and 36,155.10 is: 49,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,013.20 : 86,957.26 = 36,155.10 : x
  2. Step 2: Convert to fraction form
    63,013.20/86,957.26 = 36,155.10/x
  3. Step 3: Cross multiply
    63,013.20x = 86,957.26 × 36,155.10
  4. Step 4: Simplify right side
    63,013.20x = 3,143,948,431.03
  5. Step 5: Solve for x
    x = 3,143,948,431.03/63,013.20
  6. Step 6: Final answer
    x = 49,893.49

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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.