Home / 41,947.29-57,839.27-31,319.01

Finding the Fourth Proportional to 41,947.29, 57,839.27 and 31,319.01

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Solution

The fourth proportional to 41,947.29, 57,839.27 and 31,319.01 is: 43,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,947.29 : 57,839.27 = 31,319.01 : x
  2. Step 2: Convert to fraction form
    41,947.29/57,839.27 = 31,319.01/x
  3. Step 3: Cross multiply
    41,947.29x = 57,839.27 × 31,319.01
  4. Step 4: Simplify right side
    41,947.29x = 1,811,468,518.93
  5. Step 5: Solve for x
    x = 1,811,468,518.93/41,947.29
  6. Step 6: Final answer
    x = 43,184.40

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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.