Home / 29,152.28-43,691.50-18,618.23

Finding the Fourth Proportional to 29,152.28, 43,691.50 and 18,618.23

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Solution

The fourth proportional to 29,152.28, 43,691.50 and 18,618.23 is: 27,903.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,152.28 : 43,691.50 = 18,618.23 : x
  2. Step 2: Convert to fraction form
    29,152.28/43,691.50 = 18,618.23/x
  3. Step 3: Cross multiply
    29,152.28x = 43,691.50 × 18,618.23
  4. Step 4: Simplify right side
    29,152.28x = 813,458,396.05
  5. Step 5: Solve for x
    x = 813,458,396.05/29,152.28
  6. Step 6: Final answer
    x = 27,903.77

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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.