Home / 52,446.12-72,370.12-31,222.48

Finding the Fourth Proportional to 52,446.12, 72,370.12 and 31,222.48

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Solution

The fourth proportional to 52,446.12, 72,370.12 and 31,222.48 is: 43,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,446.12 : 72,370.12 = 31,222.48 : x
  2. Step 2: Convert to fraction form
    52,446.12/72,370.12 = 31,222.48/x
  3. Step 3: Cross multiply
    52,446.12x = 72,370.12 × 31,222.48
  4. Step 4: Simplify right side
    52,446.12x = 2,259,574,624.30
  5. Step 5: Solve for x
    x = 2,259,574,624.30/52,446.12
  6. Step 6: Final answer
    x = 43,083.73

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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.