Home / 45,041.04-67,560.48-11,761.38

Finding the Fourth Proportional to 45,041.04, 67,560.48 and 11,761.38

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Solution

The fourth proportional to 45,041.04, 67,560.48 and 11,761.38 is: 17,641.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,041.04 : 67,560.48 = 11,761.38 : x
  2. Step 2: Convert to fraction form
    45,041.04/67,560.48 = 11,761.38/x
  3. Step 3: Cross multiply
    45,041.04x = 67,560.48 × 11,761.38
  4. Step 4: Simplify right side
    45,041.04x = 794,604,478.26
  5. Step 5: Solve for x
    x = 794,604,478.26/45,041.04
  6. Step 6: Final answer
    x = 17,641.79

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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.