Home / 34,764.48-52,151.76-13,986.72

Finding the Fourth Proportional to 34,764.48, 52,151.76 and 13,986.72

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Solution

The fourth proportional to 34,764.48, 52,151.76 and 13,986.72 is: 20,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,764.48 : 52,151.76 = 13,986.72 : x
  2. Step 2: Convert to fraction form
    34,764.48/52,151.76 = 13,986.72/x
  3. Step 3: Cross multiply
    34,764.48x = 52,151.76 × 13,986.72
  4. Step 4: Simplify right side
    34,764.48x = 729,432,064.63
  5. Step 5: Solve for x
    x = 729,432,064.63/34,764.48
  6. Step 6: Final answer
    x = 20,982.11

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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.