Home / 22,178.08-33,271.92-7,388.32

Finding the Fourth Proportional to 22,178.08, 33,271.92 and 7,388.32

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Solution

The fourth proportional to 22,178.08, 33,271.92 and 7,388.32 is: 11,084.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.08 : 33,271.92 = 7,388.32 : x
  2. Step 2: Convert to fraction form
    22,178.08/33,271.92 = 7,388.32/x
  3. Step 3: Cross multiply
    22,178.08x = 33,271.92 × 7,388.32
  4. Step 4: Simplify right side
    22,178.08x = 245,823,591.97
  5. Step 5: Solve for x
    x = 245,823,591.97/22,178.08
  6. Step 6: Final answer
    x = 11,084.08

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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.