Home / 19,600.28-29,394.18-6,449.12

Finding the Fourth Proportional to 19,600.28, 29,394.18 and 6,449.12

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Solution

The fourth proportional to 19,600.28, 29,394.18 and 6,449.12 is: 9,671.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.28 : 29,394.18 = 6,449.12 : x
  2. Step 2: Convert to fraction form
    19,600.28/29,394.18 = 6,449.12/x
  3. Step 3: Cross multiply
    19,600.28x = 29,394.18 × 6,449.12
  4. Step 4: Simplify right side
    19,600.28x = 189,566,594.12
  5. Step 5: Solve for x
    x = 189,566,594.12/19,600.28
  6. Step 6: Final answer
    x = 9,671.63

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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.