Home / 21,678.84-32,516.64-6,094.44

Finding the Fourth Proportional to 21,678.84, 32,516.64 and 6,094.44

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Solution

The fourth proportional to 21,678.84, 32,516.64 and 6,094.44 is: 9,141.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678.84 : 32,516.64 = 6,094.44 : x
  2. Step 2: Convert to fraction form
    21,678.84/32,516.64 = 6,094.44/x
  3. Step 3: Cross multiply
    21,678.84x = 32,516.64 × 6,094.44
  4. Step 4: Simplify right side
    21,678.84x = 198,170,711.48
  5. Step 5: Solve for x
    x = 198,170,711.48/21,678.84
  6. Step 6: Final answer
    x = 9,141.20

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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.