Home / 41,143.59-61,665.75-18,926.49

Finding the Fourth Proportional to 41,143.59, 61,665.75 and 18,926.49

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Solution

The fourth proportional to 41,143.59, 61,665.75 and 18,926.49 is: 28,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,143.59 : 61,665.75 = 18,926.49 : x
  2. Step 2: Convert to fraction form
    41,143.59/61,665.75 = 18,926.49/x
  3. Step 3: Cross multiply
    41,143.59x = 61,665.75 × 18,926.49
  4. Step 4: Simplify right side
    41,143.59x = 1,167,116,200.72
  5. Step 5: Solve for x
    x = 1,167,116,200.72/41,143.59
  6. Step 6: Final answer
    x = 28,366.90

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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.