Home / 47,918.05-66,133.28-27,508.19

Finding the Fourth Proportional to 47,918.05, 66,133.28 and 27,508.19

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Solution

The fourth proportional to 47,918.05, 66,133.28 and 27,508.19 is: 37,964.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918.05 : 66,133.28 = 27,508.19 : x
  2. Step 2: Convert to fraction form
    47,918.05/66,133.28 = 27,508.19/x
  3. Step 3: Cross multiply
    47,918.05x = 66,133.28 × 27,508.19
  4. Step 4: Simplify right side
    47,918.05x = 1,819,206,569.67
  5. Step 5: Solve for x
    x = 1,819,206,569.67/47,918.05
  6. Step 6: Final answer
    x = 37,964.96

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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.