Home / 16,835.70-25,269.18-8,521.62

Finding the Fourth Proportional to 16,835.70, 25,269.18 and 8,521.62

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Solution

The fourth proportional to 16,835.70, 25,269.18 and 8,521.62 is: 12,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.70 : 25,269.18 = 8,521.62 : x
  2. Step 2: Convert to fraction form
    16,835.70/25,269.18 = 8,521.62/x
  3. Step 3: Cross multiply
    16,835.70x = 25,269.18 × 8,521.62
  4. Step 4: Simplify right side
    16,835.70x = 215,334,349.67
  5. Step 5: Solve for x
    x = 215,334,349.67/16,835.70
  6. Step 6: Final answer
    x = 12,790.34

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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.