Home / 27,966.54-38,579.29-17,337.72

Finding the Fourth Proportional to 27,966.54, 38,579.29 and 17,337.72

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Solution

The fourth proportional to 27,966.54, 38,579.29 and 17,337.72 is: 23,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.54 : 38,579.29 = 17,337.72 : x
  2. Step 2: Convert to fraction form
    27,966.54/38,579.29 = 17,337.72/x
  3. Step 3: Cross multiply
    27,966.54x = 38,579.29 × 17,337.72
  4. Step 4: Simplify right side
    27,966.54x = 668,876,927.82
  5. Step 5: Solve for x
    x = 668,876,927.82/27,966.54
  6. Step 6: Final answer
    x = 23,917.04

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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.