Home / 25,691.06-38,552.79-10,106.66

Finding the Fourth Proportional to 25,691.06, 38,552.79 and 10,106.66

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Solution

The fourth proportional to 25,691.06, 38,552.79 and 10,106.66 is: 15,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.06 : 38,552.79 = 10,106.66 : x
  2. Step 2: Convert to fraction form
    25,691.06/38,552.79 = 10,106.66/x
  3. Step 3: Cross multiply
    25,691.06x = 38,552.79 × 10,106.66
  4. Step 4: Simplify right side
    25,691.06x = 389,639,940.58
  5. Step 5: Solve for x
    x = 389,639,940.58/25,691.06
  6. Step 6: Final answer
    x = 15,166.36

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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.