Home / 27,677.56-38,194.38-15,102.52

Finding the Fourth Proportional to 27,677.56, 38,194.38 and 15,102.52

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Solution

The fourth proportional to 27,677.56, 38,194.38 and 15,102.52 is: 20,841.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,677.56 : 38,194.38 = 15,102.52 : x
  2. Step 2: Convert to fraction form
    27,677.56/38,194.38 = 15,102.52/x
  3. Step 3: Cross multiply
    27,677.56x = 38,194.38 × 15,102.52
  4. Step 4: Simplify right side
    27,677.56x = 576,831,387.84
  5. Step 5: Solve for x
    x = 576,831,387.84/27,677.56
  6. Step 6: Final answer
    x = 20,841.12

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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.