Home / 51,964.12-71,693.49-31,799.98

Finding the Fourth Proportional to 51,964.12, 71,693.49 and 31,799.98

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Solution

The fourth proportional to 51,964.12, 71,693.49 and 31,799.98 is: 43,873.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,964.12 : 71,693.49 = 31,799.98 : x
  2. Step 2: Convert to fraction form
    51,964.12/71,693.49 = 31,799.98/x
  3. Step 3: Cross multiply
    51,964.12x = 71,693.49 × 31,799.98
  4. Step 4: Simplify right side
    51,964.12x = 2,279,851,548.13
  5. Step 5: Solve for x
    x = 2,279,851,548.13/51,964.12
  6. Step 6: Final answer
    x = 43,873.57

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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.