Home / 14,787.38-22,170.13-8,942.69

Finding the Fourth Proportional to 14,787.38, 22,170.13 and 8,942.69

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Solution

The fourth proportional to 14,787.38, 22,170.13 and 8,942.69 is: 13,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,787.38 : 22,170.13 = 8,942.69 : x
  2. Step 2: Convert to fraction form
    14,787.38/22,170.13 = 8,942.69/x
  3. Step 3: Cross multiply
    14,787.38x = 22,170.13 × 8,942.69
  4. Step 4: Simplify right side
    14,787.38x = 198,260,466.64
  5. Step 5: Solve for x
    x = 198,260,466.64/14,787.38
  6. Step 6: Final answer
    x = 13,407.41

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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.