Home / 45,487.97-62,774.61-25,345.70

Finding the Fourth Proportional to 45,487.97, 62,774.61 and 25,345.70

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Solution

The fourth proportional to 45,487.97, 62,774.61 and 25,345.70 is: 34,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,487.97 : 62,774.61 = 25,345.70 : x
  2. Step 2: Convert to fraction form
    45,487.97/62,774.61 = 25,345.70/x
  3. Step 3: Cross multiply
    45,487.97x = 62,774.61 × 25,345.70
  4. Step 4: Simplify right side
    45,487.97x = 1,591,066,401.73
  5. Step 5: Solve for x
    x = 1,591,066,401.73/45,487.97
  6. Step 6: Final answer
    x = 34,977.74

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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.