Home / 41,001.09-61,508.61-18,816.36

Finding the Fourth Proportional to 41,001.09, 61,508.61 and 18,816.36

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Solution

The fourth proportional to 41,001.09, 61,508.61 and 18,816.36 is: 28,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,001.09 : 61,508.61 = 18,816.36 : x
  2. Step 2: Convert to fraction form
    41,001.09/61,508.61 = 18,816.36/x
  3. Step 3: Cross multiply
    41,001.09x = 61,508.61 × 18,816.36
  4. Step 4: Simplify right side
    41,001.09x = 1,157,368,148.86
  5. Step 5: Solve for x
    x = 1,157,368,148.86/41,001.09
  6. Step 6: Final answer
    x = 28,227.74

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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.