Home / 16,785.96-25,142.48-16,319.40

Finding the Fourth Proportional to 16,785.96, 25,142.48 and 16,319.40

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Solution

The fourth proportional to 16,785.96, 25,142.48 and 16,319.40 is: 24,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.96 : 25,142.48 = 16,319.40 : x
  2. Step 2: Convert to fraction form
    16,785.96/25,142.48 = 16,319.40/x
  3. Step 3: Cross multiply
    16,785.96x = 25,142.48 × 16,319.40
  4. Step 4: Simplify right side
    16,785.96x = 410,310,188.11
  5. Step 5: Solve for x
    x = 410,310,188.11/16,785.96
  6. Step 6: Final answer
    x = 24,443.65

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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.