Home / 26,340.52-36,350.49-15,728.17

Finding the Fourth Proportional to 26,340.52, 36,350.49 and 15,728.17

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Solution

The fourth proportional to 26,340.52, 36,350.49 and 15,728.17 is: 21,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.52 : 36,350.49 = 15,728.17 : x
  2. Step 2: Convert to fraction form
    26,340.52/36,350.49 = 15,728.17/x
  3. Step 3: Cross multiply
    26,340.52x = 36,350.49 × 15,728.17
  4. Step 4: Simplify right side
    26,340.52x = 571,726,686.30
  5. Step 5: Solve for x
    x = 571,726,686.30/26,340.52
  6. Step 6: Final answer
    x = 21,705.22

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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.