Home / 38,632.78-57,952.50-10,930.78

Finding the Fourth Proportional to 38,632.78, 57,952.50 and 10,930.78

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Solution

The fourth proportional to 38,632.78, 57,952.50 and 10,930.78 is: 16,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632.78 : 57,952.50 = 10,930.78 : x
  2. Step 2: Convert to fraction form
    38,632.78/57,952.50 = 10,930.78/x
  3. Step 3: Cross multiply
    38,632.78x = 57,952.50 × 10,930.78
  4. Step 4: Simplify right side
    38,632.78x = 633,466,027.95
  5. Step 5: Solve for x
    x = 633,466,027.95/38,632.78
  6. Step 6: Final answer
    x = 16,397.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.