Home / 26,139.80-36,081.18-16,708.40

Finding the Fourth Proportional to 26,139.80, 36,081.18 and 16,708.40

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Solution

The fourth proportional to 26,139.80, 36,081.18 and 16,708.40 is: 23,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.80 : 36,081.18 = 16,708.40 : x
  2. Step 2: Convert to fraction form
    26,139.80/36,081.18 = 16,708.40/x
  3. Step 3: Cross multiply
    26,139.80x = 36,081.18 × 16,708.40
  4. Step 4: Simplify right side
    26,139.80x = 602,858,787.91
  5. Step 5: Solve for x
    x = 602,858,787.91/26,139.80
  6. Step 6: Final answer
    x = 23,062.87

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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.