Home / 40,302.33-55,617.15-22,399.08

Finding the Fourth Proportional to 40,302.33, 55,617.15 and 22,399.08

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Solution

The fourth proportional to 40,302.33, 55,617.15 and 22,399.08 is: 30,910.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,302.33 : 55,617.15 = 22,399.08 : x
  2. Step 2: Convert to fraction form
    40,302.33/55,617.15 = 22,399.08/x
  3. Step 3: Cross multiply
    40,302.33x = 55,617.15 × 22,399.08
  4. Step 4: Simplify right side
    40,302.33x = 1,245,772,992.22
  5. Step 5: Solve for x
    x = 1,245,772,992.22/40,302.33
  6. Step 6: Final answer
    x = 30,910.69

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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.