Home / 19,402.55-29,079.48-8,296.19

Finding the Fourth Proportional to 19,402.55, 29,079.48 and 8,296.19

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Solution

The fourth proportional to 19,402.55, 29,079.48 and 8,296.19 is: 12,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.55 : 29,079.48 = 8,296.19 : x
  2. Step 2: Convert to fraction form
    19,402.55/29,079.48 = 8,296.19/x
  3. Step 3: Cross multiply
    19,402.55x = 29,079.48 × 8,296.19
  4. Step 4: Simplify right side
    19,402.55x = 241,248,891.18
  5. Step 5: Solve for x
    x = 241,248,891.18/19,402.55
  6. Step 6: Final answer
    x = 12,433.88

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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.