Home / 26,708.16-36,857.10-15,957.90

Finding the Fourth Proportional to 26,708.16, 36,857.10 and 15,957.90

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Solution

The fourth proportional to 26,708.16, 36,857.10 and 15,957.90 is: 22,021.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,708.16 : 36,857.10 = 15,957.90 : x
  2. Step 2: Convert to fraction form
    26,708.16/36,857.10 = 15,957.90/x
  3. Step 3: Cross multiply
    26,708.16x = 36,857.10 × 15,957.90
  4. Step 4: Simplify right side
    26,708.16x = 588,161,916.09
  5. Step 5: Solve for x
    x = 588,161,916.09/26,708.16
  6. Step 6: Final answer
    x = 22,021.81

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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.