Home / 43,443.10-65,165.87-15,359.19

Finding the Fourth Proportional to 43,443.10, 65,165.87 and 15,359.19

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Solution

The fourth proportional to 43,443.10, 65,165.87 and 15,359.19 is: 23,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,443.10 : 65,165.87 = 15,359.19 : x
  2. Step 2: Convert to fraction form
    43,443.10/65,165.87 = 15,359.19/x
  3. Step 3: Cross multiply
    43,443.10x = 65,165.87 × 15,359.19
  4. Step 4: Simplify right side
    43,443.10x = 1,000,894,978.85
  5. Step 5: Solve for x
    x = 1,000,894,978.85/43,443.10
  6. Step 6: Final answer
    x = 23,039.22

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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.