Home / 34,732.21-47,930.50-18,816.66

Finding the Fourth Proportional to 34,732.21, 47,930.50 and 18,816.66

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Solution

The fourth proportional to 34,732.21, 47,930.50 and 18,816.66 is: 25,967.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,732.21 : 47,930.50 = 18,816.66 : x
  2. Step 2: Convert to fraction form
    34,732.21/47,930.50 = 18,816.66/x
  3. Step 3: Cross multiply
    34,732.21x = 47,930.50 × 18,816.66
  4. Step 4: Simplify right side
    34,732.21x = 901,891,945.65
  5. Step 5: Solve for x
    x = 901,891,945.65/34,732.21
  6. Step 6: Final answer
    x = 25,967.02

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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.