Home / 15,129.04-22,691.04-4,738

Finding the Fourth Proportional to 15,129.04, 22,691.04 and 4,738

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Solution

The fourth proportional to 15,129.04, 22,691.04 and 4,738 is: 7,106.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,129.04 : 22,691.04 = 4,738 : x
  2. Step 2: Convert to fraction form
    15,129.04/22,691.04 = 4,738/x
  3. Step 3: Cross multiply
    15,129.04x = 22,691.04 × 4,738
  4. Step 4: Simplify right side
    15,129.04x = 107,510,147.52
  5. Step 5: Solve for x
    x = 107,510,147.52/15,129.04
  6. Step 6: Final answer
    x = 7,106.21

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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.