Home / 15,179.40-22,751.24-6,849.68

Finding the Fourth Proportional to 15,179.40, 22,751.24 and 6,849.68

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Solution

The fourth proportional to 15,179.40, 22,751.24 and 6,849.68 is: 10,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,179.40 : 22,751.24 = 6,849.68 : x
  2. Step 2: Convert to fraction form
    15,179.40/22,751.24 = 6,849.68/x
  3. Step 3: Cross multiply
    15,179.40x = 22,751.24 × 6,849.68
  4. Step 4: Simplify right side
    15,179.40x = 155,838,565.60
  5. Step 5: Solve for x
    x = 155,838,565.60/15,179.40
  6. Step 6: Final answer
    x = 10,266.45

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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.