Home / 51,846.80-71,555.54-29,190.29

Finding the Fourth Proportional to 51,846.80, 71,555.54 and 29,190.29

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Solution

The fourth proportional to 51,846.80, 71,555.54 and 29,190.29 is: 40,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,846.80 : 71,555.54 = 29,190.29 : x
  2. Step 2: Convert to fraction form
    51,846.80/71,555.54 = 29,190.29/x
  3. Step 3: Cross multiply
    51,846.80x = 71,555.54 × 29,190.29
  4. Step 4: Simplify right side
    51,846.80x = 2,088,726,459.98
  5. Step 5: Solve for x
    x = 2,088,726,459.98/51,846.80
  6. Step 6: Final answer
    x = 40,286.51

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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.