Home / 27,616.08-38,112.84-17,011.92

Finding the Fourth Proportional to 27,616.08, 38,112.84 and 17,011.92

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Solution

The fourth proportional to 27,616.08, 38,112.84 and 17,011.92 is: 23,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,616.08 : 38,112.84 = 17,011.92 : x
  2. Step 2: Convert to fraction form
    27,616.08/38,112.84 = 17,011.92/x
  3. Step 3: Cross multiply
    27,616.08x = 38,112.84 × 17,011.92
  4. Step 4: Simplify right side
    27,616.08x = 648,372,585.05
  5. Step 5: Solve for x
    x = 648,372,585.05/27,616.08
  6. Step 6: Final answer
    x = 23,478.08

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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.