Home / 16,538.08-22,822.80-9,085.92

Finding the Fourth Proportional to 16,538.08, 22,822.80 and 9,085.92

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Solution

The fourth proportional to 16,538.08, 22,822.80 and 9,085.92 is: 12,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538.08 : 22,822.80 = 9,085.92 : x
  2. Step 2: Convert to fraction form
    16,538.08/22,822.80 = 9,085.92/x
  3. Step 3: Cross multiply
    16,538.08x = 22,822.80 × 9,085.92
  4. Step 4: Simplify right side
    16,538.08x = 207,366,134.98
  5. Step 5: Solve for x
    x = 207,366,134.98/16,538.08
  6. Step 6: Final answer
    x = 12,538.71

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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.