Home / 16,377.20-24,565.20-4,690.40

Finding the Fourth Proportional to 16,377.20, 24,565.20 and 4,690.40

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Solution

The fourth proportional to 16,377.20, 24,565.20 and 4,690.40 is: 7,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.20 : 24,565.20 = 4,690.40 : x
  2. Step 2: Convert to fraction form
    16,377.20/24,565.20 = 4,690.40/x
  3. Step 3: Cross multiply
    16,377.20x = 24,565.20 × 4,690.40
  4. Step 4: Simplify right side
    16,377.20x = 115,220,614.08
  5. Step 5: Solve for x
    x = 115,220,614.08/16,377.20
  6. Step 6: Final answer
    x = 7,035.43

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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.