Home / 34,051.28-51,049.32-15,317.60

Finding the Fourth Proportional to 34,051.28, 51,049.32 and 15,317.60

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Solution

The fourth proportional to 34,051.28, 51,049.32 and 15,317.60 is: 22,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,051.28 : 51,049.32 = 15,317.60 : x
  2. Step 2: Convert to fraction form
    34,051.28/51,049.32 = 15,317.60/x
  3. Step 3: Cross multiply
    34,051.28x = 51,049.32 × 15,317.60
  4. Step 4: Simplify right side
    34,051.28x = 781,953,064.03
  5. Step 5: Solve for x
    x = 781,953,064.03/34,051.28
  6. Step 6: Final answer
    x = 22,963.98

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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.