Home / 43,056.64-64,550.11-13,459.24

Finding the Fourth Proportional to 43,056.64, 64,550.11 and 13,459.24

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Solution

The fourth proportional to 43,056.64, 64,550.11 and 13,459.24 is: 20,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,056.64 : 64,550.11 = 13,459.24 : x
  2. Step 2: Convert to fraction form
    43,056.64/64,550.11 = 13,459.24/x
  3. Step 3: Cross multiply
    43,056.64x = 64,550.11 × 13,459.24
  4. Step 4: Simplify right side
    43,056.64x = 868,795,422.52
  5. Step 5: Solve for x
    x = 868,795,422.52/43,056.64
  6. Step 6: Final answer
    x = 20,177.97

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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.