Home / 51,760.68-71,427.36-31,651.08

Finding the Fourth Proportional to 51,760.68, 71,427.36 and 31,651.08

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Solution

The fourth proportional to 51,760.68, 71,427.36 and 31,651.08 is: 43,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.68 : 71,427.36 = 31,651.08 : x
  2. Step 2: Convert to fraction form
    51,760.68/71,427.36 = 31,651.08/x
  3. Step 3: Cross multiply
    51,760.68x = 71,427.36 × 31,651.08
  4. Step 4: Simplify right side
    51,760.68x = 2,260,753,085.55
  5. Step 5: Solve for x
    x = 2,260,753,085.55/51,760.68
  6. Step 6: Final answer
    x = 43,677.04

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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.