Home / 25,495.18-38,242.78-7,966.52

Finding the Fourth Proportional to 25,495.18, 38,242.78 and 7,966.52

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Solution

The fourth proportional to 25,495.18, 38,242.78 and 7,966.52 is: 11,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495.18 : 38,242.78 = 7,966.52 : x
  2. Step 2: Convert to fraction form
    25,495.18/38,242.78 = 7,966.52/x
  3. Step 3: Cross multiply
    25,495.18x = 38,242.78 × 7,966.52
  4. Step 4: Simplify right side
    25,495.18x = 304,661,871.73
  5. Step 5: Solve for x
    x = 304,661,871.73/25,495.18
  6. Step 6: Final answer
    x = 11,949.78

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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.