Home / 40,035.93-55,249.91-22,131.23

Finding the Fourth Proportional to 40,035.93, 55,249.91 and 22,131.23

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Solution

The fourth proportional to 40,035.93, 55,249.91 and 22,131.23 is: 30,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,035.93 : 55,249.91 = 22,131.23 : x
  2. Step 2: Convert to fraction form
    40,035.93/55,249.91 = 22,131.23/x
  3. Step 3: Cross multiply
    40,035.93x = 55,249.91 × 22,131.23
  4. Step 4: Simplify right side
    40,035.93x = 1,222,748,752.44
  5. Step 5: Solve for x
    x = 1,222,748,752.44/40,035.93
  6. Step 6: Final answer
    x = 30,541.29

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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.