Home / 14,984.28-20,678.22-8,696.52

Finding the Fourth Proportional to 14,984.28, 20,678.22 and 8,696.52

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Solution

The fourth proportional to 14,984.28, 20,678.22 and 8,696.52 is: 12,001.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984.28 : 20,678.22 = 8,696.52 : x
  2. Step 2: Convert to fraction form
    14,984.28/20,678.22 = 8,696.52/x
  3. Step 3: Cross multiply
    14,984.28x = 20,678.22 × 8,696.52
  4. Step 4: Simplify right side
    14,984.28x = 179,828,553.79
  5. Step 5: Solve for x
    x = 179,828,553.79/14,984.28
  6. Step 6: Final answer
    x = 12,001.15

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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.