Home / 19,984.01-27,577.44-11,031.51

Finding the Fourth Proportional to 19,984.01, 27,577.44 and 11,031.51

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Solution

The fourth proportional to 19,984.01, 27,577.44 and 11,031.51 is: 15,223.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.01 : 27,577.44 = 11,031.51 : x
  2. Step 2: Convert to fraction form
    19,984.01/27,577.44 = 11,031.51/x
  3. Step 3: Cross multiply
    19,984.01x = 27,577.44 × 11,031.51
  4. Step 4: Simplify right side
    19,984.01x = 304,220,805.13
  5. Step 5: Solve for x
    x = 304,220,805.13/19,984.01
  6. Step 6: Final answer
    x = 15,223.22

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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.