Home / 47,907.64-71,894.46-16,742.89

Finding the Fourth Proportional to 47,907.64, 71,894.46 and 16,742.89

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Solution

The fourth proportional to 47,907.64, 71,894.46 and 16,742.89 is: 25,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.64 : 71,894.46 = 16,742.89 : x
  2. Step 2: Convert to fraction form
    47,907.64/71,894.46 = 16,742.89/x
  3. Step 3: Cross multiply
    47,907.64x = 71,894.46 × 16,742.89
  4. Step 4: Simplify right side
    47,907.64x = 1,203,721,035.39
  5. Step 5: Solve for x
    x = 1,203,721,035.39/47,907.64
  6. Step 6: Final answer
    x = 25,125.87

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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.