Home / 27,910.47-38,505.54-15,967.41

Finding the Fourth Proportional to 27,910.47, 38,505.54 and 15,967.41

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Solution

The fourth proportional to 27,910.47, 38,505.54 and 15,967.41 is: 22,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.47 : 38,505.54 = 15,967.41 : x
  2. Step 2: Convert to fraction form
    27,910.47/38,505.54 = 15,967.41/x
  3. Step 3: Cross multiply
    27,910.47x = 38,505.54 × 15,967.41
  4. Step 4: Simplify right side
    27,910.47x = 614,833,744.45
  5. Step 5: Solve for x
    x = 614,833,744.45/27,910.47
  6. Step 6: Final answer
    x = 22,028.79

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1.5x scale

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.