Home / 27,637.22-38,145.52-17,563.70

Finding the Fourth Proportional to 27,637.22, 38,145.52 and 17,563.70

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Solution

The fourth proportional to 27,637.22, 38,145.52 and 17,563.70 is: 24,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637.22 : 38,145.52 = 17,563.70 : x
  2. Step 2: Convert to fraction form
    27,637.22/38,145.52 = 17,563.70/x
  3. Step 3: Cross multiply
    27,637.22x = 38,145.52 × 17,563.70
  4. Step 4: Simplify right side
    27,637.22x = 669,976,278.90
  5. Step 5: Solve for x
    x = 669,976,278.90/27,637.22
  6. Step 6: Final answer
    x = 24,241.81

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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.