Home / 16,835.34-25,239.20-6,981.69

Finding the Fourth Proportional to 16,835.34, 25,239.20 and 6,981.69

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Solution

The fourth proportional to 16,835.34, 25,239.20 and 6,981.69 is: 10,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.34 : 25,239.20 = 6,981.69 : x
  2. Step 2: Convert to fraction form
    16,835.34/25,239.20 = 6,981.69/x
  3. Step 3: Cross multiply
    16,835.34x = 25,239.20 × 6,981.69
  4. Step 4: Simplify right side
    16,835.34x = 176,212,329.99
  5. Step 5: Solve for x
    x = 176,212,329.99/16,835.34
  6. Step 6: Final answer
    x = 10,466.81

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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.