Home / 14,897.52-20,557.56-8,183.43

Finding the Fourth Proportional to 14,897.52, 20,557.56 and 8,183.43

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Solution

The fourth proportional to 14,897.52, 20,557.56 and 8,183.43 is: 11,292.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.52 : 20,557.56 = 8,183.43 : x
  2. Step 2: Convert to fraction form
    14,897.52/20,557.56 = 8,183.43/x
  3. Step 3: Cross multiply
    14,897.52x = 20,557.56 × 8,183.43
  4. Step 4: Simplify right side
    14,897.52x = 168,231,353.23
  5. Step 5: Solve for x
    x = 168,231,353.23/14,897.52
  6. Step 6: Final answer
    x = 11,292.57

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1.5x scale

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.