Home / 18,600.66-25,673.67-11,533.14

Finding the Fourth Proportional to 18,600.66, 25,673.67 and 11,533.14

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Solution

The fourth proportional to 18,600.66, 25,673.67 and 11,533.14 is: 15,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.66 : 25,673.67 = 11,533.14 : x
  2. Step 2: Convert to fraction form
    18,600.66/25,673.67 = 11,533.14/x
  3. Step 3: Cross multiply
    18,600.66x = 25,673.67 × 11,533.14
  4. Step 4: Simplify right side
    18,600.66x = 296,098,030.42
  5. Step 5: Solve for x
    x = 296,098,030.42/18,600.66
  6. Step 6: Final answer
    x = 15,918.68

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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.