Home / 41,730.64-62,589.89-12,140.53

Finding the Fourth Proportional to 41,730.64, 62,589.89 and 12,140.53

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Solution

The fourth proportional to 41,730.64, 62,589.89 and 12,140.53 is: 18,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,730.64 : 62,589.89 = 12,140.53 : x
  2. Step 2: Convert to fraction form
    41,730.64/62,589.89 = 12,140.53/x
  3. Step 3: Cross multiply
    41,730.64x = 62,589.89 × 12,140.53
  4. Step 4: Simplify right side
    41,730.64x = 759,874,376.54
  5. Step 5: Solve for x
    x = 759,874,376.54/41,730.64
  6. Step 6: Final answer
    x = 18,209.03

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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.