Home / 15,039.04-22,561.30-5,042.80

Finding the Fourth Proportional to 15,039.04, 22,561.30 and 5,042.80

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Solution

The fourth proportional to 15,039.04, 22,561.30 and 5,042.80 is: 7,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039.04 : 22,561.30 = 5,042.80 : x
  2. Step 2: Convert to fraction form
    15,039.04/22,561.30 = 5,042.80/x
  3. Step 3: Cross multiply
    15,039.04x = 22,561.30 × 5,042.80
  4. Step 4: Simplify right side
    15,039.04x = 113,772,123.64
  5. Step 5: Solve for x
    x = 113,772,123.64/15,039.04
  6. Step 6: Final answer
    x = 7,565.12

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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.