Home / 15,011.67-22,517.52-3,918.36

Finding the Fourth Proportional to 15,011.67, 22,517.52 and 3,918.36

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Solution

The fourth proportional to 15,011.67, 22,517.52 and 3,918.36 is: 5,877.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,011.67 : 22,517.52 = 3,918.36 : x
  2. Step 2: Convert to fraction form
    15,011.67/22,517.52 = 3,918.36/x
  3. Step 3: Cross multiply
    15,011.67x = 22,517.52 × 3,918.36
  4. Step 4: Simplify right side
    15,011.67x = 88,231,749.67
  5. Step 5: Solve for x
    x = 88,231,749.67/15,011.67
  6. Step 6: Final answer
    x = 5,877.54

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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.