Home / 47,374.45-71,049.30-14,085.55

Finding the Fourth Proportional to 47,374.45, 71,049.30 and 14,085.55

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Solution

The fourth proportional to 47,374.45, 71,049.30 and 14,085.55 is: 21,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,374.45 : 71,049.30 = 14,085.55 : x
  2. Step 2: Convert to fraction form
    47,374.45/71,049.30 = 14,085.55/x
  3. Step 3: Cross multiply
    47,374.45x = 71,049.30 × 14,085.55
  4. Step 4: Simplify right side
    47,374.45x = 1,000,768,467.62
  5. Step 5: Solve for x
    x = 1,000,768,467.62/47,374.45
  6. Step 6: Final answer
    x = 21,124.65

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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.