Home / 27,759.42-38,308.05-15,184.17

Finding the Fourth Proportional to 27,759.42, 38,308.05 and 15,184.17

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Solution

The fourth proportional to 27,759.42, 38,308.05 and 15,184.17 is: 20,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759.42 : 38,308.05 = 15,184.17 : x
  2. Step 2: Convert to fraction form
    27,759.42/38,308.05 = 15,184.17/x
  3. Step 3: Cross multiply
    27,759.42x = 38,308.05 × 15,184.17
  4. Step 4: Simplify right side
    27,759.42x = 581,675,943.57
  5. Step 5: Solve for x
    x = 581,675,943.57/27,759.42
  6. Step 6: Final answer
    x = 20,954.18

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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.