Home / 19,927.49-27,500.18-10,974.96

Finding the Fourth Proportional to 19,927.49, 27,500.18 and 10,974.96

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Solution

The fourth proportional to 19,927.49, 27,500.18 and 10,974.96 is: 15,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.49 : 27,500.18 = 10,974.96 : x
  2. Step 2: Convert to fraction form
    19,927.49/27,500.18 = 10,974.96/x
  3. Step 3: Cross multiply
    19,927.49x = 27,500.18 × 10,974.96
  4. Step 4: Simplify right side
    19,927.49x = 301,813,320.62
  5. Step 5: Solve for x
    x = 301,813,320.62/19,927.49
  6. Step 6: Final answer
    x = 15,145.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.