Home / 19,983.74-27,577.22-11,031.01

Finding the Fourth Proportional to 19,983.74, 27,577.22 and 11,031.01

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Solution

The fourth proportional to 19,983.74, 27,577.22 and 11,031.01 is: 15,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.74 : 27,577.22 = 11,031.01 : x
  2. Step 2: Convert to fraction form
    19,983.74/27,577.22 = 11,031.01/x
  3. Step 3: Cross multiply
    19,983.74x = 27,577.22 × 11,031.01
  4. Step 4: Simplify right side
    19,983.74x = 304,204,506.86
  5. Step 5: Solve for x
    x = 304,204,506.86/19,983.74
  6. Step 6: Final answer
    x = 15,222.61

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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.