Home / 27,623.92-41,426.12-8,903.20

Finding the Fourth Proportional to 27,623.92, 41,426.12 and 8,903.20

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Solution

The fourth proportional to 27,623.92, 41,426.12 and 8,903.20 is: 13,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,623.92 : 41,426.12 = 8,903.20 : x
  2. Step 2: Convert to fraction form
    27,623.92/41,426.12 = 8,903.20/x
  3. Step 3: Cross multiply
    27,623.92x = 41,426.12 × 8,903.20
  4. Step 4: Simplify right side
    27,623.92x = 368,825,031.58
  5. Step 5: Solve for x
    x = 368,825,031.58/27,623.92
  6. Step 6: Final answer
    x = 13,351.65

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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.