Home / 21,397.84-32,094.33-5,816.68

Finding the Fourth Proportional to 21,397.84, 32,094.33 and 5,816.68

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Solution

The fourth proportional to 21,397.84, 32,094.33 and 5,816.68 is: 8,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,397.84 : 32,094.33 = 5,816.68 : x
  2. Step 2: Convert to fraction form
    21,397.84/32,094.33 = 5,816.68/x
  3. Step 3: Cross multiply
    21,397.84x = 32,094.33 × 5,816.68
  4. Step 4: Simplify right side
    21,397.84x = 186,682,447.42
  5. Step 5: Solve for x
    x = 186,682,447.42/21,397.84
  6. Step 6: Final answer
    x = 8,724.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.