Home / 23,170.05-34,755.07-20,040.76

Finding the Fourth Proportional to 23,170.05, 34,755.07 and 20,040.76

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Solution

The fourth proportional to 23,170.05, 34,755.07 and 20,040.76 is: 30,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,170.05 : 34,755.07 = 20,040.76 : x
  2. Step 2: Convert to fraction form
    23,170.05/34,755.07 = 20,040.76/x
  3. Step 3: Cross multiply
    23,170.05x = 34,755.07 × 20,040.76
  4. Step 4: Simplify right side
    23,170.05x = 696,518,016.65
  5. Step 5: Solve for x
    x = 696,518,016.65/23,170.05
  6. Step 6: Final answer
    x = 30,061.14

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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.