Home / 34,334.32-51,495.12-12,147.88

Finding the Fourth Proportional to 34,334.32, 51,495.12 and 12,147.88

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Solution

The fourth proportional to 34,334.32, 51,495.12 and 12,147.88 is: 18,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,334.32 : 51,495.12 = 12,147.88 : x
  2. Step 2: Convert to fraction form
    34,334.32/51,495.12 = 12,147.88/x
  3. Step 3: Cross multiply
    34,334.32x = 51,495.12 × 12,147.88
  4. Step 4: Simplify right side
    34,334.32x = 625,556,538.35
  5. Step 5: Solve for x
    x = 625,556,538.35/34,334.32
  6. Step 6: Final answer
    x = 18,219.57

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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.