Home / 41,187.90-61,780.41-17,480.22

Finding the Fourth Proportional to 41,187.90, 61,780.41 and 17,480.22

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Solution

The fourth proportional to 41,187.90, 61,780.41 and 17,480.22 is: 26,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,187.90 : 61,780.41 = 17,480.22 : x
  2. Step 2: Convert to fraction form
    41,187.90/61,780.41 = 17,480.22/x
  3. Step 3: Cross multiply
    41,187.90x = 61,780.41 × 17,480.22
  4. Step 4: Simplify right side
    41,187.90x = 1,079,935,158.49
  5. Step 5: Solve for x
    x = 1,079,935,158.49/41,187.90
  6. Step 6: Final answer
    x = 26,219.72

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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.