Home / 15,957.28-23,927.82-11,972.08

Finding the Fourth Proportional to 15,957.28, 23,927.82 and 11,972.08

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Solution

The fourth proportional to 15,957.28, 23,927.82 and 11,972.08 is: 17,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.28 : 23,927.82 = 11,972.08 : x
  2. Step 2: Convert to fraction form
    15,957.28/23,927.82 = 11,972.08/x
  3. Step 3: Cross multiply
    15,957.28x = 23,927.82 × 11,972.08
  4. Step 4: Simplify right side
    15,957.28x = 286,465,775.27
  5. Step 5: Solve for x
    x = 286,465,775.27/15,957.28
  6. Step 6: Final answer
    x = 17,952.04

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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.