Home / 39,892.44-55,049.58-21,984.24

Finding the Fourth Proportional to 39,892.44, 55,049.58 and 21,984.24

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Solution

The fourth proportional to 39,892.44, 55,049.58 and 21,984.24 is: 30,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,892.44 : 55,049.58 = 21,984.24 : x
  2. Step 2: Convert to fraction form
    39,892.44/55,049.58 = 21,984.24/x
  3. Step 3: Cross multiply
    39,892.44x = 55,049.58 × 21,984.24
  4. Step 4: Simplify right side
    39,892.44x = 1,210,223,178.62
  5. Step 5: Solve for x
    x = 1,210,223,178.62/39,892.44
  6. Step 6: Final answer
    x = 30,337.16

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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.