Home / 43,834.17-65,753.20-13,437.06

Finding the Fourth Proportional to 43,834.17, 65,753.20 and 13,437.06

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Solution

The fourth proportional to 43,834.17, 65,753.20 and 13,437.06 is: 20,156.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,834.17 : 65,753.20 = 13,437.06 : x
  2. Step 2: Convert to fraction form
    43,834.17/65,753.20 = 13,437.06/x
  3. Step 3: Cross multiply
    43,834.17x = 65,753.20 × 13,437.06
  4. Step 4: Simplify right side
    43,834.17x = 883,529,693.59
  5. Step 5: Solve for x
    x = 883,529,693.59/43,834.17
  6. Step 6: Final answer
    x = 20,156.19

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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.