Home / 34,674.16-47,850.31-18,758.61

Finding the Fourth Proportional to 34,674.16, 47,850.31 and 18,758.61

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Solution

The fourth proportional to 34,674.16, 47,850.31 and 18,758.61 is: 25,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,674.16 : 47,850.31 = 18,758.61 : x
  2. Step 2: Convert to fraction form
    34,674.16/47,850.31 = 18,758.61/x
  3. Step 3: Cross multiply
    34,674.16x = 47,850.31 × 18,758.61
  4. Step 4: Simplify right side
    34,674.16x = 897,605,303.67
  5. Step 5: Solve for x
    x = 897,605,303.67/34,674.16
  6. Step 6: Final answer
    x = 25,886.87

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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.