Home / 15,917.12-23,853.04-11,724.15

Finding the Fourth Proportional to 15,917.12, 23,853.04 and 11,724.15

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Solution

The fourth proportional to 15,917.12, 23,853.04 and 11,724.15 is: 17,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.12 : 23,853.04 = 11,724.15 : x
  2. Step 2: Convert to fraction form
    15,917.12/23,853.04 = 11,724.15/x
  3. Step 3: Cross multiply
    15,917.12x = 23,853.04 × 11,724.15
  4. Step 4: Simplify right side
    15,917.12x = 279,656,560.30
  5. Step 5: Solve for x
    x = 279,656,560.30/15,917.12
  6. Step 6: Final answer
    x = 17,569.55

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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.