Home / 12,523.24-18,757.15-8,565.11

Finding the Fourth Proportional to 12,523.24, 18,757.15 and 8,565.11

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Solution

The fourth proportional to 12,523.24, 18,757.15 and 8,565.11 is: 12,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523.24 : 18,757.15 = 8,565.11 : x
  2. Step 2: Convert to fraction form
    12,523.24/18,757.15 = 8,565.11/x
  3. Step 3: Cross multiply
    12,523.24x = 18,757.15 × 8,565.11
  4. Step 4: Simplify right side
    12,523.24x = 160,657,053.04
  5. Step 5: Solve for x
    x = 160,657,053.04/12,523.24
  6. Step 6: Final answer
    x = 12,828.71

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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.