Home / 29,616.38-40,869.44-16,188.10

Finding the Fourth Proportional to 29,616.38, 40,869.44 and 16,188.10

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Solution

The fourth proportional to 29,616.38, 40,869.44 and 16,188.10 is: 22,338.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,616.38 : 40,869.44 = 16,188.10 : x
  2. Step 2: Convert to fraction form
    29,616.38/40,869.44 = 16,188.10/x
  3. Step 3: Cross multiply
    29,616.38x = 40,869.44 × 16,188.10
  4. Step 4: Simplify right side
    29,616.38x = 661,598,581.66
  5. Step 5: Solve for x
    x = 661,598,581.66/29,616.38
  6. Step 6: Final answer
    x = 22,338.94

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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.