Home / 20,449.24-30,671.46-5,659.29

Finding the Fourth Proportional to 20,449.24, 30,671.46 and 5,659.29

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Solution

The fourth proportional to 20,449.24, 30,671.46 and 5,659.29 is: 8,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,449.24 : 30,671.46 = 5,659.29 : x
  2. Step 2: Convert to fraction form
    20,449.24/30,671.46 = 5,659.29/x
  3. Step 3: Cross multiply
    20,449.24x = 30,671.46 × 5,659.29
  4. Step 4: Simplify right side
    20,449.24x = 173,578,686.86
  5. Step 5: Solve for x
    x = 173,578,686.86/20,449.24
  6. Step 6: Final answer
    x = 8,488.27

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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.