Home / 18,552.51-25,601.17-10,998.45

Finding the Fourth Proportional to 18,552.51, 25,601.17 and 10,998.45

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Solution

The fourth proportional to 18,552.51, 25,601.17 and 10,998.45 is: 15,177.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.51 : 25,601.17 = 10,998.45 : x
  2. Step 2: Convert to fraction form
    18,552.51/25,601.17 = 10,998.45/x
  3. Step 3: Cross multiply
    18,552.51x = 25,601.17 × 10,998.45
  4. Step 4: Simplify right side
    18,552.51x = 281,573,188.19
  5. Step 5: Solve for x
    x = 281,573,188.19/18,552.51
  6. Step 6: Final answer
    x = 15,177.09

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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.