Home / 38,908.62-53,701.92-25,313.65

Finding the Fourth Proportional to 38,908.62, 53,701.92 and 25,313.65

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Solution

The fourth proportional to 38,908.62, 53,701.92 and 25,313.65 is: 34,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.62 : 53,701.92 = 25,313.65 : x
  2. Step 2: Convert to fraction form
    38,908.62/53,701.92 = 25,313.65/x
  3. Step 3: Cross multiply
    38,908.62x = 53,701.92 × 25,313.65
  4. Step 4: Simplify right side
    38,908.62x = 1,359,391,472.95
  5. Step 5: Solve for x
    x = 1,359,391,472.95/38,908.62
  6. Step 6: Final answer
    x = 34,938.05

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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.