Home / 16,869.35-25,300.17-7,011.65

Finding the Fourth Proportional to 16,869.35, 25,300.17 and 7,011.65

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Solution

The fourth proportional to 16,869.35, 25,300.17 and 7,011.65 is: 10,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.35 : 25,300.17 = 7,011.65 : x
  2. Step 2: Convert to fraction form
    16,869.35/25,300.17 = 7,011.65/x
  3. Step 3: Cross multiply
    16,869.35x = 25,300.17 × 7,011.65
  4. Step 4: Simplify right side
    16,869.35x = 177,395,810.48
  5. Step 5: Solve for x
    x = 177,395,810.48/16,869.35
  6. Step 6: Final answer
    x = 10,515.87

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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.