Home / 47,241.80-70,872.69-15,650.07

Finding the Fourth Proportional to 47,241.80, 70,872.69 and 15,650.07

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Solution

The fourth proportional to 47,241.80, 70,872.69 and 15,650.07 is: 23,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,241.80 : 70,872.69 = 15,650.07 : x
  2. Step 2: Convert to fraction form
    47,241.80/70,872.69 = 15,650.07/x
  3. Step 3: Cross multiply
    47,241.80x = 70,872.69 × 15,650.07
  4. Step 4: Simplify right side
    47,241.80x = 1,109,162,126.97
  5. Step 5: Solve for x
    x = 1,109,162,126.97/47,241.80
  6. Step 6: Final answer
    x = 23,478.41

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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.