Home / 39,308.94-54,246.72-22,538.70

Finding the Fourth Proportional to 39,308.94, 54,246.72 and 22,538.70

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Solution

The fourth proportional to 39,308.94, 54,246.72 and 22,538.70 is: 31,103.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,308.94 : 54,246.72 = 22,538.70 : x
  2. Step 2: Convert to fraction form
    39,308.94/54,246.72 = 22,538.70/x
  3. Step 3: Cross multiply
    39,308.94x = 54,246.72 × 22,538.70
  4. Step 4: Simplify right side
    39,308.94x = 1,222,650,548.06
  5. Step 5: Solve for x
    x = 1,222,650,548.06/39,308.94
  6. Step 6: Final answer
    x = 31,103.63

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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.