Home / 16,528.38-24,787.29-5,432.49

Finding the Fourth Proportional to 16,528.38, 24,787.29 and 5,432.49

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Solution

The fourth proportional to 16,528.38, 24,787.29 and 5,432.49 is: 8,147.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528.38 : 24,787.29 = 5,432.49 : x
  2. Step 2: Convert to fraction form
    16,528.38/24,787.29 = 5,432.49/x
  3. Step 3: Cross multiply
    16,528.38x = 24,787.29 × 5,432.49
  4. Step 4: Simplify right side
    16,528.38x = 134,656,705.05
  5. Step 5: Solve for x
    x = 134,656,705.05/16,528.38
  6. Step 6: Final answer
    x = 8,147.00

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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.