Home / 26,754.10-36,917.17-15,424.02

Finding the Fourth Proportional to 26,754.10, 36,917.17 and 15,424.02

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Solution

The fourth proportional to 26,754.10, 36,917.17 and 15,424.02 is: 21,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.10 : 36,917.17 = 15,424.02 : x
  2. Step 2: Convert to fraction form
    26,754.10/36,917.17 = 15,424.02/x
  3. Step 3: Cross multiply
    26,754.10x = 36,917.17 × 15,424.02
  4. Step 4: Simplify right side
    26,754.10x = 569,411,129.86
  5. Step 5: Solve for x
    x = 569,411,129.86/26,754.10
  6. Step 6: Final answer
    x = 21,283.14

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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.