Home / 43,941.50-65,898.62-15,857.90

Finding the Fourth Proportional to 43,941.50, 65,898.62 and 15,857.90

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Solution

The fourth proportional to 43,941.50, 65,898.62 and 15,857.90 is: 23,781.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,941.50 : 65,898.62 = 15,857.90 : x
  2. Step 2: Convert to fraction form
    43,941.50/65,898.62 = 15,857.90/x
  3. Step 3: Cross multiply
    43,941.50x = 65,898.62 × 15,857.90
  4. Step 4: Simplify right side
    43,941.50x = 1,045,013,726.10
  5. Step 5: Solve for x
    x = 1,045,013,726.10/43,941.50
  6. Step 6: Final answer
    x = 23,781.93

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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.