Home / 40,758.33-61,047.18-31,328.92

Finding the Fourth Proportional to 40,758.33, 61,047.18 and 31,328.92

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Solution

The fourth proportional to 40,758.33, 61,047.18 and 31,328.92 is: 46,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,758.33 : 61,047.18 = 31,328.92 : x
  2. Step 2: Convert to fraction form
    40,758.33/61,047.18 = 31,328.92/x
  3. Step 3: Cross multiply
    40,758.33x = 61,047.18 × 31,328.92
  4. Step 4: Simplify right side
    40,758.33x = 1,912,542,065.83
  5. Step 5: Solve for x
    x = 1,912,542,065.83/40,758.33
  6. Step 6: Final answer
    x = 46,923.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.