Home / 27,528.12-37,919.34-22,208.04

Finding the Fourth Proportional to 27,528.12, 37,919.34 and 22,208.04

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Solution

The fourth proportional to 27,528.12, 37,919.34 and 22,208.04 is: 30,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,528.12 : 37,919.34 = 22,208.04 : x
  2. Step 2: Convert to fraction form
    27,528.12/37,919.34 = 22,208.04/x
  3. Step 3: Cross multiply
    27,528.12x = 37,919.34 × 22,208.04
  4. Step 4: Simplify right side
    27,528.12x = 842,114,219.49
  5. Step 5: Solve for x
    x = 842,114,219.49/27,528.12
  6. Step 6: Final answer
    x = 30,591.05

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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.