Home / 26,925.97-40,397.20-13,787.64

Finding the Fourth Proportional to 26,925.97, 40,397.20 and 13,787.64

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Solution

The fourth proportional to 26,925.97, 40,397.20 and 13,787.64 is: 20,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.97 : 40,397.20 = 13,787.64 : x
  2. Step 2: Convert to fraction form
    26,925.97/40,397.20 = 13,787.64/x
  3. Step 3: Cross multiply
    26,925.97x = 40,397.20 × 13,787.64
  4. Step 4: Simplify right side
    26,925.97x = 556,982,050.61
  5. Step 5: Solve for x
    x = 556,982,050.61/26,925.97
  6. Step 6: Final answer
    x = 20,685.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.