Home / 16,863.12-25,316.55-11,337.30

Finding the Fourth Proportional to 16,863.12, 25,316.55 and 11,337.30

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Solution

The fourth proportional to 16,863.12, 25,316.55 and 11,337.30 is: 17,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.12 : 25,316.55 = 11,337.30 : x
  2. Step 2: Convert to fraction form
    16,863.12/25,316.55 = 11,337.30/x
  3. Step 3: Cross multiply
    16,863.12x = 25,316.55 × 11,337.30
  4. Step 4: Simplify right side
    16,863.12x = 287,021,322.32
  5. Step 5: Solve for x
    x = 287,021,322.32/16,863.12
  6. Step 6: Final answer
    x = 17,020.65

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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.