Home / 19,950.99-27,532.44-10,876.30

Finding the Fourth Proportional to 19,950.99, 27,532.44 and 10,876.30

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Solution

The fourth proportional to 19,950.99, 27,532.44 and 10,876.30 is: 15,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.99 : 27,532.44 = 10,876.30 : x
  2. Step 2: Convert to fraction form
    19,950.99/27,532.44 = 10,876.30/x
  3. Step 3: Cross multiply
    19,950.99x = 27,532.44 × 10,876.30
  4. Step 4: Simplify right side
    19,950.99x = 299,451,077.17
  5. Step 5: Solve for x
    x = 299,451,077.17/19,950.99
  6. Step 6: Final answer
    x = 15,009.33

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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.