Home / 16,618.24-22,932.40-9,539.68

Finding the Fourth Proportional to 16,618.24, 22,932.40 and 9,539.68

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Solution

The fourth proportional to 16,618.24, 22,932.40 and 9,539.68 is: 13,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.24 : 22,932.40 = 9,539.68 : x
  2. Step 2: Convert to fraction form
    16,618.24/22,932.40 = 9,539.68/x
  3. Step 3: Cross multiply
    16,618.24x = 22,932.40 × 9,539.68
  4. Step 4: Simplify right side
    16,618.24x = 218,767,757.63
  5. Step 5: Solve for x
    x = 218,767,757.63/16,618.24
  6. Step 6: Final answer
    x = 13,164.32

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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.