Home / 25,337.92-34,969.28-21,081.48

Finding the Fourth Proportional to 25,337.92, 34,969.28 and 21,081.48

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Solution

The fourth proportional to 25,337.92, 34,969.28 and 21,081.48 is: 29,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,337.92 : 34,969.28 = 21,081.48 : x
  2. Step 2: Convert to fraction form
    25,337.92/34,969.28 = 21,081.48/x
  3. Step 3: Cross multiply
    25,337.92x = 34,969.28 × 21,081.48
  4. Step 4: Simplify right side
    25,337.92x = 737,204,176.93
  5. Step 5: Solve for x
    x = 737,204,176.93/25,337.92
  6. Step 6: Final answer
    x = 29,094.90

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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.