Home / 41,178.12-61,719.46-18,944.84

Finding the Fourth Proportional to 41,178.12, 61,719.46 and 18,944.84

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Solution

The fourth proportional to 41,178.12, 61,719.46 and 18,944.84 is: 28,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,178.12 : 61,719.46 = 18,944.84 : x
  2. Step 2: Convert to fraction form
    41,178.12/61,719.46 = 18,944.84/x
  3. Step 3: Cross multiply
    41,178.12x = 61,719.46 × 18,944.84
  4. Step 4: Simplify right side
    41,178.12x = 1,169,265,294.59
  5. Step 5: Solve for x
    x = 1,169,265,294.59/41,178.12
  6. Step 6: Final answer
    x = 28,395.31

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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.