Home / 18,154.88-27,234.10-7,062.46

Finding the Fourth Proportional to 18,154.88, 27,234.10 and 7,062.46

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Solution

The fourth proportional to 18,154.88, 27,234.10 and 7,062.46 is: 10,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.88 : 27,234.10 = 7,062.46 : x
  2. Step 2: Convert to fraction form
    18,154.88/27,234.10 = 7,062.46/x
  3. Step 3: Cross multiply
    18,154.88x = 27,234.10 × 7,062.46
  4. Step 4: Simplify right side
    18,154.88x = 192,339,741.89
  5. Step 5: Solve for x
    x = 192,339,741.89/18,154.88
  6. Step 6: Final answer
    x = 10,594.38

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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.