Home / 18,447.52-27,688.56-8,593.60

Finding the Fourth Proportional to 18,447.52, 27,688.56 and 8,593.60

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Solution

The fourth proportional to 18,447.52, 27,688.56 and 8,593.60 is: 12,898.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447.52 : 27,688.56 = 8,593.60 : x
  2. Step 2: Convert to fraction form
    18,447.52/27,688.56 = 8,593.60/x
  3. Step 3: Cross multiply
    18,447.52x = 27,688.56 × 8,593.60
  4. Step 4: Simplify right side
    18,447.52x = 237,944,409.22
  5. Step 5: Solve for x
    x = 237,944,409.22/18,447.52
  6. Step 6: Final answer
    x = 12,898.45

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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.