Home / 29,787.60-44,681.25-13,992.55

Finding the Fourth Proportional to 29,787.60, 44,681.25 and 13,992.55

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Solution

The fourth proportional to 29,787.60, 44,681.25 and 13,992.55 is: 20,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,787.60 : 44,681.25 = 13,992.55 : x
  2. Step 2: Convert to fraction form
    29,787.60/44,681.25 = 13,992.55/x
  3. Step 3: Cross multiply
    29,787.60x = 44,681.25 × 13,992.55
  4. Step 4: Simplify right side
    29,787.60x = 625,204,376.73
  5. Step 5: Solve for x
    x = 625,204,376.73/29,787.60
  6. Step 6: Final answer
    x = 20,988.75

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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.