Home / 18,344.64-27,517.44-6,658.56

Finding the Fourth Proportional to 18,344.64, 27,517.44 and 6,658.56

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Solution

The fourth proportional to 18,344.64, 27,517.44 and 6,658.56 is: 9,988.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.64 : 27,517.44 = 6,658.56 : x
  2. Step 2: Convert to fraction form
    18,344.64/27,517.44 = 6,658.56/x
  3. Step 3: Cross multiply
    18,344.64x = 27,517.44 × 6,658.56
  4. Step 4: Simplify right side
    18,344.64x = 183,226,525.29
  5. Step 5: Solve for x
    x = 183,226,525.29/18,344.64
  6. Step 6: Final answer
    x = 9,988.01

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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.