Home / 39,351.28-54,298.60-22,581.04

Finding the Fourth Proportional to 39,351.28, 54,298.60 and 22,581.04

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Solution

The fourth proportional to 39,351.28, 54,298.60 and 22,581.04 is: 31,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351.28 : 54,298.60 = 22,581.04 : x
  2. Step 2: Convert to fraction form
    39,351.28/54,298.60 = 22,581.04/x
  3. Step 3: Cross multiply
    39,351.28x = 54,298.60 × 22,581.04
  4. Step 4: Simplify right side
    39,351.28x = 1,226,118,858.54
  5. Step 5: Solve for x
    x = 1,226,118,858.54/39,351.28
  6. Step 6: Final answer
    x = 31,158.30

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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.