Home / 41,215.29-61,830.62-18,727.55

Finding the Fourth Proportional to 41,215.29, 61,830.62 and 18,727.55

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Solution

The fourth proportional to 41,215.29, 61,830.62 and 18,727.55 is: 28,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,215.29 : 61,830.62 = 18,727.55 : x
  2. Step 2: Convert to fraction form
    41,215.29/61,830.62 = 18,727.55/x
  3. Step 3: Cross multiply
    41,215.29x = 61,830.62 × 18,727.55
  4. Step 4: Simplify right side
    41,215.29x = 1,157,935,624.79
  5. Step 5: Solve for x
    x = 1,157,935,624.79/41,215.29
  6. Step 6: Final answer
    x = 28,094.81

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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.