Home / 11,747.52-16,233.02-8,555.24

Finding the Fourth Proportional to 11,747.52, 16,233.02 and 8,555.24

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Solution

The fourth proportional to 11,747.52, 16,233.02 and 8,555.24 is: 11,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.52 : 16,233.02 = 8,555.24 : x
  2. Step 2: Convert to fraction form
    11,747.52/16,233.02 = 8,555.24/x
  3. Step 3: Cross multiply
    11,747.52x = 16,233.02 × 8,555.24
  4. Step 4: Simplify right side
    11,747.52x = 138,877,382.02
  5. Step 5: Solve for x
    x = 138,877,382.02/11,747.52
  6. Step 6: Final answer
    x = 11,821.85

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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.