Home / 18,132.66-25,004.70-17,074.40

Finding the Fourth Proportional to 18,132.66, 25,004.70 and 17,074.40

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Solution

The fourth proportional to 18,132.66, 25,004.70 and 17,074.40 is: 23,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.66 : 25,004.70 = 17,074.40 : x
  2. Step 2: Convert to fraction form
    18,132.66/25,004.70 = 17,074.40/x
  3. Step 3: Cross multiply
    18,132.66x = 25,004.70 × 17,074.40
  4. Step 4: Simplify right side
    18,132.66x = 426,940,124.66
  5. Step 5: Solve for x
    x = 426,940,124.66/18,132.66
  6. Step 6: Final answer
    x = 23,545.37

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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.