Home / 40,008.33-55,209.87-22,104.09

Finding the Fourth Proportional to 40,008.33, 55,209.87 and 22,104.09

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Solution

The fourth proportional to 40,008.33, 55,209.87 and 22,104.09 is: 30,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,008.33 : 55,209.87 = 22,104.09 : x
  2. Step 2: Convert to fraction form
    40,008.33/55,209.87 = 22,104.09/x
  3. Step 3: Cross multiply
    40,008.33x = 55,209.87 × 22,104.09
  4. Step 4: Simplify right side
    40,008.33x = 1,220,363,935.37
  5. Step 5: Solve for x
    x = 1,220,363,935.37/40,008.33
  6. Step 6: Final answer
    x = 30,502.75

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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.