Home / 11,018.62-16,532.49-10,545.68

Finding the Fourth Proportional to 11,018.62, 16,532.49 and 10,545.68

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Solution

The fourth proportional to 11,018.62, 16,532.49 and 10,545.68 is: 15,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.62 : 16,532.49 = 10,545.68 : x
  2. Step 2: Convert to fraction form
    11,018.62/16,532.49 = 10,545.68/x
  3. Step 3: Cross multiply
    11,018.62x = 16,532.49 × 10,545.68
  4. Step 4: Simplify right side
    11,018.62x = 174,346,349.14
  5. Step 5: Solve for x
    x = 174,346,349.14/11,018.62
  6. Step 6: Final answer
    x = 15,822.88

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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.