Home / 45,023.88-67,535.84-11,743.90

Finding the Fourth Proportional to 45,023.88, 67,535.84 and 11,743.90

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Solution

The fourth proportional to 45,023.88, 67,535.84 and 11,743.90 is: 17,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,023.88 : 67,535.84 = 11,743.90 : x
  2. Step 2: Convert to fraction form
    45,023.88/67,535.84 = 11,743.90/x
  3. Step 3: Cross multiply
    45,023.88x = 67,535.84 × 11,743.90
  4. Step 4: Simplify right side
    45,023.88x = 793,134,151.38
  5. Step 5: Solve for x
    x = 793,134,151.38/45,023.88
  6. Step 6: Final answer
    x = 17,615.86

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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.