Home / 15,454.53-23,174.22-10,776.78

Finding the Fourth Proportional to 15,454.53, 23,174.22 and 10,776.78

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Solution

The fourth proportional to 15,454.53, 23,174.22 and 10,776.78 is: 16,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454.53 : 23,174.22 = 10,776.78 : x
  2. Step 2: Convert to fraction form
    15,454.53/23,174.22 = 10,776.78/x
  3. Step 3: Cross multiply
    15,454.53x = 23,174.22 × 10,776.78
  4. Step 4: Simplify right side
    15,454.53x = 249,743,470.61
  5. Step 5: Solve for x
    x = 249,743,470.61/15,454.53
  6. Step 6: Final answer
    x = 16,159.89

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1.5x scale

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.