Home / 39,169.08-54,052.38-22,401

Finding the Fourth Proportional to 39,169.08, 54,052.38 and 22,401

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Solution

The fourth proportional to 39,169.08, 54,052.38 and 22,401 is: 30,912.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169.08 : 54,052.38 = 22,401 : x
  2. Step 2: Convert to fraction form
    39,169.08/54,052.38 = 22,401/x
  3. Step 3: Cross multiply
    39,169.08x = 54,052.38 × 22,401
  4. Step 4: Simplify right side
    39,169.08x = 1,210,827,364.38
  5. Step 5: Solve for x
    x = 1,210,827,364.38/39,169.08
  6. Step 6: Final answer
    x = 30,912.84

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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.