Home / 12,247.91-18,375.96-4,854.48

Finding the Fourth Proportional to 12,247.91, 18,375.96 and 4,854.48

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Solution

The fourth proportional to 12,247.91, 18,375.96 and 4,854.48 is: 7,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247.91 : 18,375.96 = 4,854.48 : x
  2. Step 2: Convert to fraction form
    12,247.91/18,375.96 = 4,854.48/x
  3. Step 3: Cross multiply
    12,247.91x = 18,375.96 × 4,854.48
  4. Step 4: Simplify right side
    12,247.91x = 89,205,782.96
  5. Step 5: Solve for x
    x = 89,205,782.96/12,247.91
  6. Step 6: Final answer
    x = 7,283.35

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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.