Home / 40,087.98-55,321.51-22,184.21

Finding the Fourth Proportional to 40,087.98, 55,321.51 and 22,184.21

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Solution

The fourth proportional to 40,087.98, 55,321.51 and 22,184.21 is: 30,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,087.98 : 55,321.51 = 22,184.21 : x
  2. Step 2: Convert to fraction form
    40,087.98/55,321.51 = 22,184.21/x
  3. Step 3: Cross multiply
    40,087.98x = 55,321.51 × 22,184.21
  4. Step 4: Simplify right side
    40,087.98x = 1,227,263,995.36
  5. Step 5: Solve for x
    x = 1,227,263,995.36/40,087.98
  6. Step 6: Final answer
    x = 30,614.26

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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.