Home / 15,061.66-20,759.13-10,016.85

Finding the Fourth Proportional to 15,061.66, 20,759.13 and 10,016.85

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Solution

The fourth proportional to 15,061.66, 20,759.13 and 10,016.85 is: 13,805.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,061.66 : 20,759.13 = 10,016.85 : x
  2. Step 2: Convert to fraction form
    15,061.66/20,759.13 = 10,016.85/x
  3. Step 3: Cross multiply
    15,061.66x = 20,759.13 × 10,016.85
  4. Step 4: Simplify right side
    15,061.66x = 207,941,093.15
  5. Step 5: Solve for x
    x = 207,941,093.15/15,061.66
  6. Step 6: Final answer
    x = 13,805.99

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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.