Home / 47,494.36-71,239-17,910.28

Finding the Fourth Proportional to 47,494.36, 71,239 and 17,910.28

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Solution

The fourth proportional to 47,494.36, 71,239 and 17,910.28 is: 26,864.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,494.36 : 71,239 = 17,910.28 : x
  2. Step 2: Convert to fraction form
    47,494.36/71,239 = 17,910.28/x
  3. Step 3: Cross multiply
    47,494.36x = 71,239 × 17,910.28
  4. Step 4: Simplify right side
    47,494.36x = 1,275,910,436.92
  5. Step 5: Solve for x
    x = 1,275,910,436.92/47,494.36
  6. Step 6: Final answer
    x = 26,864.46

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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.