Home / 27,839.04-38,366.35-19,773.04

Finding the Fourth Proportional to 27,839.04, 38,366.35 and 19,773.04

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Solution

The fourth proportional to 27,839.04, 38,366.35 and 19,773.04 is: 27,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,839.04 : 38,366.35 = 19,773.04 : x
  2. Step 2: Convert to fraction form
    27,839.04/38,366.35 = 19,773.04/x
  3. Step 3: Cross multiply
    27,839.04x = 38,366.35 × 19,773.04
  4. Step 4: Simplify right side
    27,839.04x = 758,619,373.20
  5. Step 5: Solve for x
    x = 758,619,373.20/27,839.04
  6. Step 6: Final answer
    x = 27,250.20

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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.