Home / 27,166.19-37,487.61-15,229.42

Finding the Fourth Proportional to 27,166.19, 37,487.61 and 15,229.42

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Solution

The fourth proportional to 27,166.19, 37,487.61 and 15,229.42 is: 21,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.19 : 37,487.61 = 15,229.42 : x
  2. Step 2: Convert to fraction form
    27,166.19/37,487.61 = 15,229.42/x
  3. Step 3: Cross multiply
    27,166.19x = 37,487.61 × 15,229.42
  4. Step 4: Simplify right side
    27,166.19x = 570,914,463.77
  5. Step 5: Solve for x
    x = 570,914,463.77/27,166.19
  6. Step 6: Final answer
    x = 21,015.63

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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.