Home / 26,620.38-36,737.82-14,686.38

Finding the Fourth Proportional to 26,620.38, 36,737.82 and 14,686.38

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Solution

The fourth proportional to 26,620.38, 36,737.82 and 14,686.38 is: 20,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.38 : 36,737.82 = 14,686.38 : x
  2. Step 2: Convert to fraction form
    26,620.38/36,737.82 = 14,686.38/x
  3. Step 3: Cross multiply
    26,620.38x = 36,737.82 × 14,686.38
  4. Step 4: Simplify right side
    26,620.38x = 539,545,584.89
  5. Step 5: Solve for x
    x = 539,545,584.89/26,620.38
  6. Step 6: Final answer
    x = 20,268.14

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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.