Home / 16,618.32-22,932.24-9,539.76

Finding the Fourth Proportional to 16,618.32, 22,932.24 and 9,539.76

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Solution

The fourth proportional to 16,618.32, 22,932.24 and 9,539.76 is: 13,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.32 : 22,932.24 = 9,539.76 : x
  2. Step 2: Convert to fraction form
    16,618.32/22,932.24 = 9,539.76/x
  3. Step 3: Cross multiply
    16,618.32x = 22,932.24 × 9,539.76
  4. Step 4: Simplify right side
    16,618.32x = 218,768,065.86
  5. Step 5: Solve for x
    x = 218,768,065.86/16,618.32
  6. Step 6: Final answer
    x = 13,164.27

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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.