Home / 23,061.78-34,591.05-13,170.06

Finding the Fourth Proportional to 23,061.78, 34,591.05 and 13,170.06

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Solution

The fourth proportional to 23,061.78, 34,591.05 and 13,170.06 is: 19,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,061.78 : 34,591.05 = 13,170.06 : x
  2. Step 2: Convert to fraction form
    23,061.78/34,591.05 = 13,170.06/x
  3. Step 3: Cross multiply
    23,061.78x = 34,591.05 × 13,170.06
  4. Step 4: Simplify right side
    23,061.78x = 455,566,203.96
  5. Step 5: Solve for x
    x = 455,566,203.96/23,061.78
  6. Step 6: Final answer
    x = 19,754.16

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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.