Home / 22,846.42-31,531.96-13,291.84

Finding the Fourth Proportional to 22,846.42, 31,531.96 and 13,291.84

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Solution

The fourth proportional to 22,846.42, 31,531.96 and 13,291.84 is: 18,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,846.42 : 31,531.96 = 13,291.84 : x
  2. Step 2: Convert to fraction form
    22,846.42/31,531.96 = 13,291.84/x
  3. Step 3: Cross multiply
    22,846.42x = 31,531.96 × 13,291.84
  4. Step 4: Simplify right side
    22,846.42x = 419,117,767.21
  5. Step 5: Solve for x
    x = 419,117,767.21/22,846.42
  6. Step 6: Final answer
    x = 18,345.01

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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.