Home / 39,339.66-54,286.56-22,343.48

Finding the Fourth Proportional to 39,339.66, 54,286.56 and 22,343.48

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Solution

The fourth proportional to 39,339.66, 54,286.56 and 22,343.48 is: 30,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,339.66 : 54,286.56 = 22,343.48 : x
  2. Step 2: Convert to fraction form
    39,339.66/54,286.56 = 22,343.48/x
  3. Step 3: Cross multiply
    39,339.66x = 54,286.56 × 22,343.48
  4. Step 4: Simplify right side
    39,339.66x = 1,212,950,667.63
  5. Step 5: Solve for x
    x = 1,212,950,667.63/39,339.66
  6. Step 6: Final answer
    x = 30,832.77

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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.