Home / 22,107.67-33,117.09-10,980.70

Finding the Fourth Proportional to 22,107.67, 33,117.09 and 10,980.70

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Solution

The fourth proportional to 22,107.67, 33,117.09 and 10,980.70 is: 16,448.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.67 : 33,117.09 = 10,980.70 : x
  2. Step 2: Convert to fraction form
    22,107.67/33,117.09 = 10,980.70/x
  3. Step 3: Cross multiply
    22,107.67x = 33,117.09 × 10,980.70
  4. Step 4: Simplify right side
    22,107.67x = 363,648,830.16
  5. Step 5: Solve for x
    x = 363,648,830.16/22,107.67
  6. Step 6: Final answer
    x = 16,448.99

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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.