Home / 17,921.08-26,864.10-8,062.84

Finding the Fourth Proportional to 17,921.08, 26,864.10 and 8,062.84

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Solution

The fourth proportional to 17,921.08, 26,864.10 and 8,062.84 is: 12,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.08 : 26,864.10 = 8,062.84 : x
  2. Step 2: Convert to fraction form
    17,921.08/26,864.10 = 8,062.84/x
  3. Step 3: Cross multiply
    17,921.08x = 26,864.10 × 8,062.84
  4. Step 4: Simplify right side
    17,921.08x = 216,600,940.04
  5. Step 5: Solve for x
    x = 216,600,940.04/17,921.08
  6. Step 6: Final answer
    x = 12,086.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.