Home / 29,723.60-41,022.76-18,396.74

Finding the Fourth Proportional to 29,723.60, 41,022.76 and 18,396.74

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Solution

The fourth proportional to 29,723.60, 41,022.76 and 18,396.74 is: 25,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723.60 : 41,022.76 = 18,396.74 : x
  2. Step 2: Convert to fraction form
    29,723.60/41,022.76 = 18,396.74/x
  3. Step 3: Cross multiply
    29,723.60x = 41,022.76 × 18,396.74
  4. Step 4: Simplify right side
    29,723.60x = 754,685,049.80
  5. Step 5: Solve for x
    x = 754,685,049.80/29,723.60
  6. Step 6: Final answer
    x = 25,390.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.