Home / 17,856.96-26,788.08-16,763.52

Finding the Fourth Proportional to 17,856.96, 26,788.08 and 16,763.52

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Solution

The fourth proportional to 17,856.96, 26,788.08 and 16,763.52 is: 25,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.96 : 26,788.08 = 16,763.52 : x
  2. Step 2: Convert to fraction form
    17,856.96/26,788.08 = 16,763.52/x
  3. Step 3: Cross multiply
    17,856.96x = 26,788.08 × 16,763.52
  4. Step 4: Simplify right side
    17,856.96x = 449,062,514.84
  5. Step 5: Solve for x
    x = 449,062,514.84/17,856.96
  6. Step 6: Final answer
    x = 25,147.76

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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.