Home / 40,111.96-55,354.94-22,207.26

Finding the Fourth Proportional to 40,111.96, 55,354.94 and 22,207.26

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Solution

The fourth proportional to 40,111.96, 55,354.94 and 22,207.26 is: 30,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,111.96 : 55,354.94 = 22,207.26 : x
  2. Step 2: Convert to fraction form
    40,111.96/55,354.94 = 22,207.26/x
  3. Step 3: Cross multiply
    40,111.96x = 55,354.94 × 22,207.26
  4. Step 4: Simplify right side
    40,111.96x = 1,229,281,544.86
  5. Step 5: Solve for x
    x = 1,229,281,544.86/40,111.96
  6. Step 6: Final answer
    x = 30,646.26

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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.