Home / 27,951.17-38,564.96-19,443.74

Finding the Fourth Proportional to 27,951.17, 38,564.96 and 19,443.74

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Solution

The fourth proportional to 27,951.17, 38,564.96 and 19,443.74 is: 26,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.17 : 38,564.96 = 19,443.74 : x
  2. Step 2: Convert to fraction form
    27,951.17/38,564.96 = 19,443.74/x
  3. Step 3: Cross multiply
    27,951.17x = 38,564.96 × 19,443.74
  4. Step 4: Simplify right side
    27,951.17x = 749,846,765.31
  5. Step 5: Solve for x
    x = 749,846,765.31/27,951.17
  6. Step 6: Final answer
    x = 26,827.03

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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.