Home / 45,639.20-62,979.84-25,492.07

Finding the Fourth Proportional to 45,639.20, 62,979.84 and 25,492.07

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Solution

The fourth proportional to 45,639.20, 62,979.84 and 25,492.07 is: 35,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,639.20 : 62,979.84 = 25,492.07 : x
  2. Step 2: Convert to fraction form
    45,639.20/62,979.84 = 25,492.07/x
  3. Step 3: Cross multiply
    45,639.20x = 62,979.84 × 25,492.07
  4. Step 4: Simplify right side
    45,639.20x = 1,605,486,174.97
  5. Step 5: Solve for x
    x = 1,605,486,174.97/45,639.20
  6. Step 6: Final answer
    x = 35,177.79

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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.