Home / 47,074.88-70,622.48-15,909.44

Finding the Fourth Proportional to 47,074.88, 70,622.48 and 15,909.44

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Solution

The fourth proportional to 47,074.88, 70,622.48 and 15,909.44 is: 23,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.88 : 70,622.48 = 15,909.44 : x
  2. Step 2: Convert to fraction form
    47,074.88/70,622.48 = 15,909.44/x
  3. Step 3: Cross multiply
    47,074.88x = 70,622.48 × 15,909.44
  4. Step 4: Simplify right side
    47,074.88x = 1,123,564,108.21
  5. Step 5: Solve for x
    x = 1,123,564,108.21/47,074.88
  6. Step 6: Final answer
    x = 23,867.59

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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.