Home / 49,566.16-74,279.31-38,420.56

Finding the Fourth Proportional to 49,566.16, 74,279.31 and 38,420.56

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Solution

The fourth proportional to 49,566.16, 74,279.31 and 38,420.56 is: 57,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,566.16 : 74,279.31 = 38,420.56 : x
  2. Step 2: Convert to fraction form
    49,566.16/74,279.31 = 38,420.56/x
  3. Step 3: Cross multiply
    49,566.16x = 74,279.31 × 38,420.56
  4. Step 4: Simplify right side
    49,566.16x = 2,853,852,686.61
  5. Step 5: Solve for x
    x = 2,853,852,686.61/49,566.16
  6. Step 6: Final answer
    x = 57,576.63

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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.