Home / 12,562.43-18,838.17-6,318.54

Finding the Fourth Proportional to 12,562.43, 18,838.17 and 6,318.54

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Solution

The fourth proportional to 12,562.43, 18,838.17 and 6,318.54 is: 9,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.43 : 18,838.17 = 6,318.54 : x
  2. Step 2: Convert to fraction form
    12,562.43/18,838.17 = 6,318.54/x
  3. Step 3: Cross multiply
    12,562.43x = 18,838.17 × 6,318.54
  4. Step 4: Simplify right side
    12,562.43x = 119,029,730.67
  5. Step 5: Solve for x
    x = 119,029,730.67/12,562.43
  6. Step 6: Final answer
    x = 9,475.06

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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.