Home / 34,049.76-51,090.09-15,319.45

Finding the Fourth Proportional to 34,049.76, 51,090.09 and 15,319.45

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Solution

The fourth proportional to 34,049.76, 51,090.09 and 15,319.45 is: 22,986.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,049.76 : 51,090.09 = 15,319.45 : x
  2. Step 2: Convert to fraction form
    34,049.76/51,090.09 = 15,319.45/x
  3. Step 3: Cross multiply
    34,049.76x = 51,090.09 × 15,319.45
  4. Step 4: Simplify right side
    34,049.76x = 782,672,079.25
  5. Step 5: Solve for x
    x = 782,672,079.25/34,049.76
  6. Step 6: Final answer
    x = 22,986.13

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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.