Home / 40,420.44-55,772.82-22,514.99

Finding the Fourth Proportional to 40,420.44, 55,772.82 and 22,514.99

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Solution

The fourth proportional to 40,420.44, 55,772.82 and 22,514.99 is: 31,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,420.44 : 55,772.82 = 22,514.99 : x
  2. Step 2: Convert to fraction form
    40,420.44/55,772.82 = 22,514.99/x
  3. Step 3: Cross multiply
    40,420.44x = 55,772.82 × 22,514.99
  4. Step 4: Simplify right side
    40,420.44x = 1,255,724,205.71
  5. Step 5: Solve for x
    x = 1,255,724,205.71/40,420.44
  6. Step 6: Final answer
    x = 31,066.56

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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.