Home / 51,996.30-71,755.54-31,572.56

Finding the Fourth Proportional to 51,996.30, 71,755.54 and 31,572.56

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Solution

The fourth proportional to 51,996.30, 71,755.54 and 31,572.56 is: 43,570.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,996.30 : 71,755.54 = 31,572.56 : x
  2. Step 2: Convert to fraction form
    51,996.30/71,755.54 = 31,572.56/x
  3. Step 3: Cross multiply
    51,996.30x = 71,755.54 × 31,572.56
  4. Step 4: Simplify right side
    51,996.30x = 2,265,506,091.98
  5. Step 5: Solve for x
    x = 2,265,506,091.98/51,996.30
  6. Step 6: Final answer
    x = 43,570.53

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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.