Home / 27,822.18-38,394.60-15,246.92

Finding the Fourth Proportional to 27,822.18, 38,394.60 and 15,246.92

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Solution

The fourth proportional to 27,822.18, 38,394.60 and 15,246.92 is: 21,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.18 : 38,394.60 = 15,246.92 : x
  2. Step 2: Convert to fraction form
    27,822.18/38,394.60 = 15,246.92/x
  3. Step 3: Cross multiply
    27,822.18x = 38,394.60 × 15,246.92
  4. Step 4: Simplify right side
    27,822.18x = 585,399,394.63
  5. Step 5: Solve for x
    x = 585,399,394.63/27,822.18
  6. Step 6: Final answer
    x = 21,040.74

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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.