Home / 19,407.55-29,086.19-8,150.13

Finding the Fourth Proportional to 19,407.55, 29,086.19 and 8,150.13

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Solution

The fourth proportional to 19,407.55, 29,086.19 and 8,150.13 is: 12,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.55 : 29,086.19 = 8,150.13 : x
  2. Step 2: Convert to fraction form
    19,407.55/29,086.19 = 8,150.13/x
  3. Step 3: Cross multiply
    19,407.55x = 29,086.19 × 8,150.13
  4. Step 4: Simplify right side
    19,407.55x = 237,056,229.70
  5. Step 5: Solve for x
    x = 237,056,229.70/19,407.55
  6. Step 6: Final answer
    x = 12,214.64

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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.