Home / 39,691.50-59,530.32-13,037.10

Finding the Fourth Proportional to 39,691.50, 59,530.32 and 13,037.10

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Solution

The fourth proportional to 39,691.50, 59,530.32 and 13,037.10 is: 19,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,691.50 : 59,530.32 = 13,037.10 : x
  2. Step 2: Convert to fraction form
    39,691.50/59,530.32 = 13,037.10/x
  3. Step 3: Cross multiply
    39,691.50x = 59,530.32 × 13,037.10
  4. Step 4: Simplify right side
    39,691.50x = 776,102,734.87
  5. Step 5: Solve for x
    x = 776,102,734.87/39,691.50
  6. Step 6: Final answer
    x = 19,553.37

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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.