Home / 47,320.12-70,892.70-23,890.60

Finding the Fourth Proportional to 47,320.12, 70,892.70 and 23,890.60

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Solution

The fourth proportional to 47,320.12, 70,892.70 and 23,890.60 is: 35,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,320.12 : 70,892.70 = 23,890.60 : x
  2. Step 2: Convert to fraction form
    47,320.12/70,892.70 = 23,890.60/x
  3. Step 3: Cross multiply
    47,320.12x = 70,892.70 × 23,890.60
  4. Step 4: Simplify right side
    47,320.12x = 1,693,669,138.62
  5. Step 5: Solve for x
    x = 1,693,669,138.62/47,320.12
  6. Step 6: Final answer
    x = 35,791.73

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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.