Home / 27,939.79-38,557.38-16,004.17

Finding the Fourth Proportional to 27,939.79, 38,557.38 and 16,004.17

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Solution

The fourth proportional to 27,939.79, 38,557.38 and 16,004.17 is: 22,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939.79 : 38,557.38 = 16,004.17 : x
  2. Step 2: Convert to fraction form
    27,939.79/38,557.38 = 16,004.17/x
  3. Step 3: Cross multiply
    27,939.79x = 38,557.38 × 16,004.17
  4. Step 4: Simplify right side
    27,939.79x = 617,078,864.27
  5. Step 5: Solve for x
    x = 617,078,864.27/27,939.79
  6. Step 6: Final answer
    x = 22,086.02

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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.