Home / 15,519.16-23,273.07-5,655.52

Finding the Fourth Proportional to 15,519.16, 23,273.07 and 5,655.52

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Solution

The fourth proportional to 15,519.16, 23,273.07 and 5,655.52 is: 8,481.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.16 : 23,273.07 = 5,655.52 : x
  2. Step 2: Convert to fraction form
    15,519.16/23,273.07 = 5,655.52/x
  3. Step 3: Cross multiply
    15,519.16x = 23,273.07 × 5,655.52
  4. Step 4: Simplify right side
    15,519.16x = 131,621,312.85
  5. Step 5: Solve for x
    x = 131,621,312.85/15,519.16
  6. Step 6: Final answer
    x = 8,481.21

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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.