Home / 12,562.92-18,844.38-4,242.96

Finding the Fourth Proportional to 12,562.92, 18,844.38 and 4,242.96

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Solution

The fourth proportional to 12,562.92, 18,844.38 and 4,242.96 is: 6,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.92 : 18,844.38 = 4,242.96 : x
  2. Step 2: Convert to fraction form
    12,562.92/18,844.38 = 4,242.96/x
  3. Step 3: Cross multiply
    12,562.92x = 18,844.38 × 4,242.96
  4. Step 4: Simplify right side
    12,562.92x = 79,955,950.56
  5. Step 5: Solve for x
    x = 79,955,950.56/12,562.92
  6. Step 6: Final answer
    x = 6,364.44

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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.