Home / 11,966.49-17,892.74-10,920.83

Finding the Fourth Proportional to 11,966.49, 17,892.74 and 10,920.83

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Solution

The fourth proportional to 11,966.49, 17,892.74 and 10,920.83 is: 16,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.49 : 17,892.74 = 10,920.83 : x
  2. Step 2: Convert to fraction form
    11,966.49/17,892.74 = 10,920.83/x
  3. Step 3: Cross multiply
    11,966.49x = 17,892.74 × 10,920.83
  4. Step 4: Simplify right side
    11,966.49x = 195,403,427.71
  5. Step 5: Solve for x
    x = 195,403,427.71/11,966.49
  6. Step 6: Final answer
    x = 16,329.22

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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.