Home / 51,960.26-71,705.85-30,738.98

Finding the Fourth Proportional to 51,960.26, 71,705.85 and 30,738.98

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Solution

The fourth proportional to 51,960.26, 71,705.85 and 30,738.98 is: 42,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,960.26 : 71,705.85 = 30,738.98 : x
  2. Step 2: Convert to fraction form
    51,960.26/71,705.85 = 30,738.98/x
  3. Step 3: Cross multiply
    51,960.26x = 71,705.85 × 30,738.98
  4. Step 4: Simplify right side
    51,960.26x = 2,204,164,689.03
  5. Step 5: Solve for x
    x = 2,204,164,689.03/51,960.26
  6. Step 6: Final answer
    x = 42,420.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.