Home / 39,636.60-54,691.50-22,633.08

Finding the Fourth Proportional to 39,636.60, 54,691.50 and 22,633.08

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Solution

The fourth proportional to 39,636.60, 54,691.50 and 22,633.08 is: 31,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,636.60 : 54,691.50 = 22,633.08 : x
  2. Step 2: Convert to fraction form
    39,636.60/54,691.50 = 22,633.08/x
  3. Step 3: Cross multiply
    39,636.60x = 54,691.50 × 22,633.08
  4. Step 4: Simplify right side
    39,636.60x = 1,237,837,094.82
  5. Step 5: Solve for x
    x = 1,237,837,094.82/39,636.60
  6. Step 6: Final answer
    x = 31,229.65

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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.