Home / 14,318.78-21,470.82-5,996.52

Finding the Fourth Proportional to 14,318.78, 21,470.82 and 5,996.52

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Solution

The fourth proportional to 14,318.78, 21,470.82 and 5,996.52 is: 8,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.78 : 21,470.82 = 5,996.52 : x
  2. Step 2: Convert to fraction form
    14,318.78/21,470.82 = 5,996.52/x
  3. Step 3: Cross multiply
    14,318.78x = 21,470.82 × 5,996.52
  4. Step 4: Simplify right side
    14,318.78x = 128,750,201.55
  5. Step 5: Solve for x
    x = 128,750,201.55/14,318.78
  6. Step 6: Final answer
    x = 8,991.70

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1.5x scale

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.