Home / 40,174.73-55,437.65-22,947.02

Finding the Fourth Proportional to 40,174.73, 55,437.65 and 22,947.02

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Solution

The fourth proportional to 40,174.73, 55,437.65 and 22,947.02 is: 31,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.73 : 55,437.65 = 22,947.02 : x
  2. Step 2: Convert to fraction form
    40,174.73/55,437.65 = 22,947.02/x
  3. Step 3: Cross multiply
    40,174.73x = 55,437.65 × 22,947.02
  4. Step 4: Simplify right side
    40,174.73x = 1,272,128,863.30
  5. Step 5: Solve for x
    x = 1,272,128,863.30/40,174.73
  6. Step 6: Final answer
    x = 31,664.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.