Home / 28,446.89-42,454.04-25,294.14

Finding the Fourth Proportional to 28,446.89, 42,454.04 and 25,294.14

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Solution

The fourth proportional to 28,446.89, 42,454.04 and 25,294.14 is: 37,748.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446.89 : 42,454.04 = 25,294.14 : x
  2. Step 2: Convert to fraction form
    28,446.89/42,454.04 = 25,294.14/x
  3. Step 3: Cross multiply
    28,446.89x = 42,454.04 × 25,294.14
  4. Step 4: Simplify right side
    28,446.89x = 1,073,838,304.85
  5. Step 5: Solve for x
    x = 1,073,838,304.85/28,446.89
  6. Step 6: Final answer
    x = 37,748.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.