Home / 27,228.20-37,577.66-15,290.82

Finding the Fourth Proportional to 27,228.20, 37,577.66 and 15,290.82

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Solution

The fourth proportional to 27,228.20, 37,577.66 and 15,290.82 is: 21,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.20 : 37,577.66 = 15,290.82 : x
  2. Step 2: Convert to fraction form
    27,228.20/37,577.66 = 15,290.82/x
  3. Step 3: Cross multiply
    27,228.20x = 37,577.66 × 15,290.82
  4. Step 4: Simplify right side
    27,228.20x = 574,593,158.63
  5. Step 5: Solve for x
    x = 574,593,158.63/27,228.20
  6. Step 6: Final answer
    x = 21,102.87

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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.