Home / 26,286.57-36,276.28-14,957.71

Finding the Fourth Proportional to 26,286.57, 36,276.28 and 14,957.71

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Solution

The fourth proportional to 26,286.57, 36,276.28 and 14,957.71 is: 20,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,286.57 : 36,276.28 = 14,957.71 : x
  2. Step 2: Convert to fraction form
    26,286.57/36,276.28 = 14,957.71/x
  3. Step 3: Cross multiply
    26,286.57x = 36,276.28 × 14,957.71
  4. Step 4: Simplify right side
    26,286.57x = 542,610,076.12
  5. Step 5: Solve for x
    x = 542,610,076.12/26,286.57
  6. Step 6: Final answer
    x = 20,642.10

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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.