Home / 19,392.20-29,073.18-9,002.60

Finding the Fourth Proportional to 19,392.20, 29,073.18 and 9,002.60

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Solution

The fourth proportional to 19,392.20, 29,073.18 and 9,002.60 is: 13,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.20 : 29,073.18 = 9,002.60 : x
  2. Step 2: Convert to fraction form
    19,392.20/29,073.18 = 9,002.60/x
  3. Step 3: Cross multiply
    19,392.20x = 29,073.18 × 9,002.60
  4. Step 4: Simplify right side
    19,392.20x = 261,734,210.27
  5. Step 5: Solve for x
    x = 261,734,210.27/19,392.20
  6. Step 6: Final answer
    x = 13,496.88

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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.