Home / 43,255.01-64,882.52-18,288.59

Finding the Fourth Proportional to 43,255.01, 64,882.52 and 18,288.59

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Solution

The fourth proportional to 43,255.01, 64,882.52 and 18,288.59 is: 27,432.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,255.01 : 64,882.52 = 18,288.59 : x
  2. Step 2: Convert to fraction form
    43,255.01/64,882.52 = 18,288.59/x
  3. Step 3: Cross multiply
    43,255.01x = 64,882.52 × 18,288.59
  4. Step 4: Simplify right side
    43,255.01x = 1,186,609,459.17
  5. Step 5: Solve for x
    x = 1,186,609,459.17/43,255.01
  6. Step 6: Final answer
    x = 27,432.88

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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.