Home / 12,263.33-18,387.08-5,247.92

Finding the Fourth Proportional to 12,263.33, 18,387.08 and 5,247.92

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Solution

The fourth proportional to 12,263.33, 18,387.08 and 5,247.92 is: 7,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.33 : 18,387.08 = 5,247.92 : x
  2. Step 2: Convert to fraction form
    12,263.33/18,387.08 = 5,247.92/x
  3. Step 3: Cross multiply
    12,263.33x = 18,387.08 × 5,247.92
  4. Step 4: Simplify right side
    12,263.33x = 96,493,806.70
  5. Step 5: Solve for x
    x = 96,493,806.70/12,263.33
  6. Step 6: Final answer
    x = 7,868.49

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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.