Home / 47,809.65-65,982.16-27,394.42

Finding the Fourth Proportional to 47,809.65, 65,982.16 and 27,394.42

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Solution

The fourth proportional to 47,809.65, 65,982.16 and 27,394.42 is: 37,807.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,809.65 : 65,982.16 = 27,394.42 : x
  2. Step 2: Convert to fraction form
    47,809.65/65,982.16 = 27,394.42/x
  3. Step 3: Cross multiply
    47,809.65x = 65,982.16 × 27,394.42
  4. Step 4: Simplify right side
    47,809.65x = 1,807,543,003.55
  5. Step 5: Solve for x
    x = 1,807,543,003.55/47,809.65
  6. Step 6: Final answer
    x = 37,807.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.