Home / 51,770.88-71,441.28-29,422.08

Finding the Fourth Proportional to 51,770.88, 71,441.28 and 29,422.08

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Solution

The fourth proportional to 51,770.88, 71,441.28 and 29,422.08 is: 40,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,770.88 : 71,441.28 = 29,422.08 : x
  2. Step 2: Convert to fraction form
    51,770.88/71,441.28 = 29,422.08/x
  3. Step 3: Cross multiply
    51,770.88x = 71,441.28 × 29,422.08
  4. Step 4: Simplify right side
    51,770.88x = 2,101,951,055.46
  5. Step 5: Solve for x
    x = 2,101,951,055.46/51,770.88
  6. Step 6: Final answer
    x = 40,601.03

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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.