Home / 31,895.46-47,769.03-30,788.10

Finding the Fourth Proportional to 31,895.46, 47,769.03 and 30,788.10

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Solution

The fourth proportional to 31,895.46, 47,769.03 and 30,788.10 is: 46,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895.46 : 47,769.03 = 30,788.10 : x
  2. Step 2: Convert to fraction form
    31,895.46/47,769.03 = 30,788.10/x
  3. Step 3: Cross multiply
    31,895.46x = 47,769.03 × 30,788.10
  4. Step 4: Simplify right side
    31,895.46x = 1,470,717,672.54
  5. Step 5: Solve for x
    x = 1,470,717,672.54/31,895.46
  6. Step 6: Final answer
    x = 46,110.56

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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.