Home / 47,835.82-71,753.80-22,870

Finding the Fourth Proportional to 47,835.82, 71,753.80 and 22,870

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Solution

The fourth proportional to 47,835.82, 71,753.80 and 22,870 is: 34,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.82 : 71,753.80 = 22,870 : x
  2. Step 2: Convert to fraction form
    47,835.82/71,753.80 = 22,870/x
  3. Step 3: Cross multiply
    47,835.82x = 71,753.80 × 22,870
  4. Step 4: Simplify right side
    47,835.82x = 1,641,009,406
  5. Step 5: Solve for x
    x = 1,641,009,406/47,835.82
  6. Step 6: Final answer
    x = 34,305.03

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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.