Home / 45,781.96-63,182.28-25,640.52

Finding the Fourth Proportional to 45,781.96, 63,182.28 and 25,640.52

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Solution

The fourth proportional to 45,781.96, 63,182.28 and 25,640.52 is: 35,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,781.96 : 63,182.28 = 25,640.52 : x
  2. Step 2: Convert to fraction form
    45,781.96/63,182.28 = 25,640.52/x
  3. Step 3: Cross multiply
    45,781.96x = 63,182.28 × 25,640.52
  4. Step 4: Simplify right side
    45,781.96x = 1,620,026,513.99
  5. Step 5: Solve for x
    x = 1,620,026,513.99/45,781.96
  6. Step 6: Final answer
    x = 35,385.70

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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.