Home / 42,014.27-57,979.70-22,894.05

Finding the Fourth Proportional to 42,014.27, 57,979.70 and 22,894.05

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Solution

The fourth proportional to 42,014.27, 57,979.70 and 22,894.05 is: 31,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,014.27 : 57,979.70 = 22,894.05 : x
  2. Step 2: Convert to fraction form
    42,014.27/57,979.70 = 22,894.05/x
  3. Step 3: Cross multiply
    42,014.27x = 57,979.70 × 22,894.05
  4. Step 4: Simplify right side
    42,014.27x = 1,327,389,803.65
  5. Step 5: Solve for x
    x = 1,327,389,803.65/42,014.27
  6. Step 6: Final answer
    x = 31,593.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.