Home / 51,713.52-71,362.68-31,604.04

Finding the Fourth Proportional to 51,713.52, 71,362.68 and 31,604.04

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Solution

The fourth proportional to 51,713.52, 71,362.68 and 31,604.04 is: 43,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,713.52 : 71,362.68 = 31,604.04 : x
  2. Step 2: Convert to fraction form
    51,713.52/71,362.68 = 31,604.04/x
  3. Step 3: Cross multiply
    51,713.52x = 71,362.68 × 31,604.04
  4. Step 4: Simplify right side
    51,713.52x = 2,255,348,993.23
  5. Step 5: Solve for x
    x = 2,255,348,993.23/51,713.52
  6. Step 6: Final answer
    x = 43,612.37

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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.