Home / 16,850.43-25,275.53-13,155.75

Finding the Fourth Proportional to 16,850.43, 25,275.53 and 13,155.75

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Solution

The fourth proportional to 16,850.43, 25,275.53 and 13,155.75 is: 19,733.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.43 : 25,275.53 = 13,155.75 : x
  2. Step 2: Convert to fraction form
    16,850.43/25,275.53 = 13,155.75/x
  3. Step 3: Cross multiply
    16,850.43x = 25,275.53 × 13,155.75
  4. Step 4: Simplify right side
    16,850.43x = 332,518,488.02
  5. Step 5: Solve for x
    x = 332,518,488.02/16,850.43
  6. Step 6: Final answer
    x = 19,733.53

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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.