Home / 45,332.02-67,921.26-27,765.15

Finding the Fourth Proportional to 45,332.02, 67,921.26 and 27,765.15

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Solution

The fourth proportional to 45,332.02, 67,921.26 and 27,765.15 is: 41,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,332.02 : 67,921.26 = 27,765.15 : x
  2. Step 2: Convert to fraction form
    45,332.02/67,921.26 = 27,765.15/x
  3. Step 3: Cross multiply
    45,332.02x = 67,921.26 × 27,765.15
  4. Step 4: Simplify right side
    45,332.02x = 1,885,843,972.09
  5. Step 5: Solve for x
    x = 1,885,843,972.09/45,332.02
  6. Step 6: Final answer
    x = 41,600.70

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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.