Home / 22,134.20-30,531.24-13,175.01

Finding the Fourth Proportional to 22,134.20, 30,531.24 and 13,175.01

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Solution

The fourth proportional to 22,134.20, 30,531.24 and 13,175.01 is: 18,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,134.20 : 30,531.24 = 13,175.01 : x
  2. Step 2: Convert to fraction form
    22,134.20/30,531.24 = 13,175.01/x
  3. Step 3: Cross multiply
    22,134.20x = 30,531.24 × 13,175.01
  4. Step 4: Simplify right side
    22,134.20x = 402,249,392.31
  5. Step 5: Solve for x
    x = 402,249,392.31/22,134.20
  6. Step 6: Final answer
    x = 18,173.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.