Home / 45,199.18-67,799.46-17,111.70

Finding the Fourth Proportional to 45,199.18, 67,799.46 and 17,111.70

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Solution

The fourth proportional to 45,199.18, 67,799.46 and 17,111.70 is: 25,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,199.18 : 67,799.46 = 17,111.70 : x
  2. Step 2: Convert to fraction form
    45,199.18/67,799.46 = 17,111.70/x
  3. Step 3: Cross multiply
    45,199.18x = 67,799.46 × 17,111.70
  4. Step 4: Simplify right side
    45,199.18x = 1,160,164,019.68
  5. Step 5: Solve for x
    x = 1,160,164,019.68/45,199.18
  6. Step 6: Final answer
    x = 25,667.81

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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.