Home / 15,319.24-22,979.46-6,999.73

Finding the Fourth Proportional to 15,319.24, 22,979.46 and 6,999.73

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Solution

The fourth proportional to 15,319.24, 22,979.46 and 6,999.73 is: 10,499.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319.24 : 22,979.46 = 6,999.73 : x
  2. Step 2: Convert to fraction form
    15,319.24/22,979.46 = 6,999.73/x
  3. Step 3: Cross multiply
    15,319.24x = 22,979.46 × 6,999.73
  4. Step 4: Simplify right side
    15,319.24x = 160,850,015.55
  5. Step 5: Solve for x
    x = 160,850,015.55/15,319.24
  6. Step 6: Final answer
    x = 10,499.87

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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.