Home / 19,983.83-27,577.53-11,031.34

Finding the Fourth Proportional to 19,983.83, 27,577.53 and 11,031.34

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Solution

The fourth proportional to 19,983.83, 27,577.53 and 11,031.34 is: 15,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.83 : 27,577.53 = 11,031.34 : x
  2. Step 2: Convert to fraction form
    19,983.83/27,577.53 = 11,031.34/x
  3. Step 3: Cross multiply
    19,983.83x = 27,577.53 × 11,031.34
  4. Step 4: Simplify right side
    19,983.83x = 304,217,109.79
  5. Step 5: Solve for x
    x = 304,217,109.79/19,983.83
  6. Step 6: Final answer
    x = 15,223.16

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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.