Home / 26,117.97-36,043.55-14,787.21

Finding the Fourth Proportional to 26,117.97, 36,043.55 and 14,787.21

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Solution

The fourth proportional to 26,117.97, 36,043.55 and 14,787.21 is: 20,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.97 : 36,043.55 = 14,787.21 : x
  2. Step 2: Convert to fraction form
    26,117.97/36,043.55 = 14,787.21/x
  3. Step 3: Cross multiply
    26,117.97x = 36,043.55 × 14,787.21
  4. Step 4: Simplify right side
    26,117.97x = 532,983,543.00
  5. Step 5: Solve for x
    x = 532,983,543.00/26,117.97
  6. Step 6: Final answer
    x = 20,406.78

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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.