Home / 27,961.31-38,588.20-16,026.63

Finding the Fourth Proportional to 27,961.31, 38,588.20 and 16,026.63

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Solution

The fourth proportional to 27,961.31, 38,588.20 and 16,026.63 is: 22,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.31 : 38,588.20 = 16,026.63 : x
  2. Step 2: Convert to fraction form
    27,961.31/38,588.20 = 16,026.63/x
  3. Step 3: Cross multiply
    27,961.31x = 38,588.20 × 16,026.63
  4. Step 4: Simplify right side
    27,961.31x = 618,438,763.70
  5. Step 5: Solve for x
    x = 618,438,763.70/27,961.31
  6. Step 6: Final answer
    x = 22,117.66

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Double scale
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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.