Home / 28,110.52-38,793.30-15,536.04

Finding the Fourth Proportional to 28,110.52, 38,793.30 and 15,536.04

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Solution

The fourth proportional to 28,110.52, 38,793.30 and 15,536.04 is: 21,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,110.52 : 38,793.30 = 15,536.04 : x
  2. Step 2: Convert to fraction form
    28,110.52/38,793.30 = 15,536.04/x
  3. Step 3: Cross multiply
    28,110.52x = 38,793.30 × 15,536.04
  4. Step 4: Simplify right side
    28,110.52x = 602,694,260.53
  5. Step 5: Solve for x
    x = 602,694,260.53/28,110.52
  6. Step 6: Final answer
    x = 21,440.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.