Home / 26,493.77-36,545.17-15,731.33

Finding the Fourth Proportional to 26,493.77, 36,545.17 and 15,731.33

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Solution

The fourth proportional to 26,493.77, 36,545.17 and 15,731.33 is: 21,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.77 : 36,545.17 = 15,731.33 : x
  2. Step 2: Convert to fraction form
    26,493.77/36,545.17 = 15,731.33/x
  3. Step 3: Cross multiply
    26,493.77x = 36,545.17 × 15,731.33
  4. Step 4: Simplify right side
    26,493.77x = 574,904,129.18
  5. Step 5: Solve for x
    x = 574,904,129.18/26,493.77
  6. Step 6: Final answer
    x = 21,699.60

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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.