Home / 16,836.70-25,234.80-6,970.90

Finding the Fourth Proportional to 16,836.70, 25,234.80 and 6,970.90

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Solution

The fourth proportional to 16,836.70, 25,234.80 and 6,970.90 is: 10,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.70 : 25,234.80 = 6,970.90 : x
  2. Step 2: Convert to fraction form
    16,836.70/25,234.80 = 6,970.90/x
  3. Step 3: Cross multiply
    16,836.70x = 25,234.80 × 6,970.90
  4. Step 4: Simplify right side
    16,836.70x = 175,909,267.32
  5. Step 5: Solve for x
    x = 175,909,267.32/16,836.70
  6. Step 6: Final answer
    x = 10,447.97

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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.