Home / 16,894.20-25,341.30-7,538.70

Finding the Fourth Proportional to 16,894.20, 25,341.30 and 7,538.70

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Solution

The fourth proportional to 16,894.20, 25,341.30 and 7,538.70 is: 11,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.20 : 25,341.30 = 7,538.70 : x
  2. Step 2: Convert to fraction form
    16,894.20/25,341.30 = 7,538.70/x
  3. Step 3: Cross multiply
    16,894.20x = 25,341.30 × 7,538.70
  4. Step 4: Simplify right side
    16,894.20x = 191,040,458.31
  5. Step 5: Solve for x
    x = 191,040,458.31/16,894.20
  6. Step 6: Final answer
    x = 11,308.05

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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.