Home / 42,247.17-58,348.96-28,795.30

Finding the Fourth Proportional to 42,247.17, 58,348.96 and 28,795.30

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Solution

The fourth proportional to 42,247.17, 58,348.96 and 28,795.30 is: 39,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,247.17 : 58,348.96 = 28,795.30 : x
  2. Step 2: Convert to fraction form
    42,247.17/58,348.96 = 28,795.30/x
  3. Step 3: Cross multiply
    42,247.17x = 58,348.96 × 28,795.30
  4. Step 4: Simplify right side
    42,247.17x = 1,680,175,590.03
  5. Step 5: Solve for x
    x = 1,680,175,590.03/42,247.17
  6. Step 6: Final answer
    x = 39,770.13

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1.5x scale

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.