Home / 47,359.12-71,029.68-15,764.44

Finding the Fourth Proportional to 47,359.12, 71,029.68 and 15,764.44

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Solution

The fourth proportional to 47,359.12, 71,029.68 and 15,764.44 is: 23,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.12 : 71,029.68 = 15,764.44 : x
  2. Step 2: Convert to fraction form
    47,359.12/71,029.68 = 15,764.44/x
  3. Step 3: Cross multiply
    47,359.12x = 71,029.68 × 15,764.44
  4. Step 4: Simplify right side
    47,359.12x = 1,119,743,128.58
  5. Step 5: Solve for x
    x = 1,119,743,128.58/47,359.12
  6. Step 6: Final answer
    x = 23,643.66

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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.