Home / 26,376.97-36,391.17-15,038.28

Finding the Fourth Proportional to 26,376.97, 36,391.17 and 15,038.28

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Solution

The fourth proportional to 26,376.97, 36,391.17 and 15,038.28 is: 20,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.97 : 36,391.17 = 15,038.28 : x
  2. Step 2: Convert to fraction form
    26,376.97/36,391.17 = 15,038.28/x
  3. Step 3: Cross multiply
    26,376.97x = 36,391.17 × 15,038.28
  4. Step 4: Simplify right side
    26,376.97x = 547,260,762.73
  5. Step 5: Solve for x
    x = 547,260,762.73/26,376.97
  6. Step 6: Final answer
    x = 20,747.68

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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.