Home / 11,049.85-16,550.47-8,565.18

Finding the Fourth Proportional to 11,049.85, 16,550.47 and 8,565.18

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Solution

The fourth proportional to 11,049.85, 16,550.47 and 8,565.18 is: 12,828.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.85 : 16,550.47 = 8,565.18 : x
  2. Step 2: Convert to fraction form
    11,049.85/16,550.47 = 8,565.18/x
  3. Step 3: Cross multiply
    11,049.85x = 16,550.47 × 8,565.18
  4. Step 4: Simplify right side
    11,049.85x = 141,757,754.63
  5. Step 5: Solve for x
    x = 141,757,754.63/11,049.85
  6. Step 6: Final answer
    x = 12,828.93

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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.