Home / 42,474.93-63,573.76-31,227.29

Finding the Fourth Proportional to 42,474.93, 63,573.76 and 31,227.29

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Solution

The fourth proportional to 42,474.93, 63,573.76 and 31,227.29 is: 46,739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,474.93 : 63,573.76 = 31,227.29 : x
  2. Step 2: Convert to fraction form
    42,474.93/63,573.76 = 31,227.29/x
  3. Step 3: Cross multiply
    42,474.93x = 63,573.76 × 31,227.29
  4. Step 4: Simplify right side
    42,474.93x = 1,985,235,843.97
  5. Step 5: Solve for x
    x = 1,985,235,843.97/42,474.93
  6. Step 6: Final answer
    x = 46,739.00

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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.