Home / 12,350.48-18,538.88-5,333.92

Finding the Fourth Proportional to 12,350.48, 18,538.88 and 5,333.92

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Solution

The fourth proportional to 12,350.48, 18,538.88 and 5,333.92 is: 8,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.48 : 18,538.88 = 5,333.92 : x
  2. Step 2: Convert to fraction form
    12,350.48/18,538.88 = 5,333.92/x
  3. Step 3: Cross multiply
    12,350.48x = 18,538.88 × 5,333.92
  4. Step 4: Simplify right side
    12,350.48x = 98,884,902.81
  5. Step 5: Solve for x
    x = 98,884,902.81/12,350.48
  6. Step 6: Final answer
    x = 8,006.56

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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.