Home / 60,072.55-90,121.76-17,956.06

Finding the Fourth Proportional to 60,072.55, 90,121.76 and 17,956.06

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Solution

The fourth proportional to 60,072.55, 90,121.76 and 17,956.06 is: 26,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,072.55 : 90,121.76 = 17,956.06 : x
  2. Step 2: Convert to fraction form
    60,072.55/90,121.76 = 17,956.06/x
  3. Step 3: Cross multiply
    60,072.55x = 90,121.76 × 17,956.06
  4. Step 4: Simplify right side
    60,072.55x = 1,618,231,729.87
  5. Step 5: Solve for x
    x = 1,618,231,729.87/60,072.55
  6. Step 6: Final answer
    x = 26,937.96

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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.