Home / 49,755.53-74,643.14-14,217.17

Finding the Fourth Proportional to 49,755.53, 74,643.14 and 14,217.17

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Solution

The fourth proportional to 49,755.53, 74,643.14 and 14,217.17 is: 21,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,755.53 : 74,643.14 = 14,217.17 : x
  2. Step 2: Convert to fraction form
    49,755.53/74,643.14 = 14,217.17/x
  3. Step 3: Cross multiply
    49,755.53x = 74,643.14 × 14,217.17
  4. Step 4: Simplify right side
    49,755.53x = 1,061,214,432.86
  5. Step 5: Solve for x
    x = 1,061,214,432.86/49,755.53
  6. Step 6: Final answer
    x = 21,328.57

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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.