Home / 14,787.40-22,179.60-4,925.62

Finding the Fourth Proportional to 14,787.40, 22,179.60 and 4,925.62

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Solution

The fourth proportional to 14,787.40, 22,179.60 and 4,925.62 is: 7,387.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,787.40 : 22,179.60 = 4,925.62 : x
  2. Step 2: Convert to fraction form
    14,787.40/22,179.60 = 4,925.62/x
  3. Step 3: Cross multiply
    14,787.40x = 22,179.60 × 4,925.62
  4. Step 4: Simplify right side
    14,787.40x = 109,248,145.83
  5. Step 5: Solve for x
    x = 109,248,145.83/14,787.40
  6. Step 6: Final answer
    x = 7,387.92

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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.