Home / 39,286.64-54,221.28-22,060.94

Finding the Fourth Proportional to 39,286.64, 54,221.28 and 22,060.94

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Solution

The fourth proportional to 39,286.64, 54,221.28 and 22,060.94 is: 30,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,286.64 : 54,221.28 = 22,060.94 : x
  2. Step 2: Convert to fraction form
    39,286.64/54,221.28 = 22,060.94/x
  3. Step 3: Cross multiply
    39,286.64x = 54,221.28 × 22,060.94
  4. Step 4: Simplify right side
    39,286.64x = 1,196,172,294.50
  5. Step 5: Solve for x
    x = 1,196,172,294.50/39,286.64
  6. Step 6: Final answer
    x = 30,447.30

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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.