Home / 41,343.95-61,979-15,030.16

Finding the Fourth Proportional to 41,343.95, 61,979 and 15,030.16

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Solution

The fourth proportional to 41,343.95, 61,979 and 15,030.16 is: 22,531.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,343.95 : 61,979 = 15,030.16 : x
  2. Step 2: Convert to fraction form
    41,343.95/61,979 = 15,030.16/x
  3. Step 3: Cross multiply
    41,343.95x = 61,979 × 15,030.16
  4. Step 4: Simplify right side
    41,343.95x = 931,553,976.75
  5. Step 5: Solve for x
    x = 931,553,976.75/41,343.95
  6. Step 6: Final answer
    x = 22,531.81

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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.