Home / 19,936.98-27,514.29-10,984.49

Finding the Fourth Proportional to 19,936.98, 27,514.29 and 10,984.49

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Solution

The fourth proportional to 19,936.98, 27,514.29 and 10,984.49 is: 15,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.98 : 27,514.29 = 10,984.49 : x
  2. Step 2: Convert to fraction form
    19,936.98/27,514.29 = 10,984.49/x
  3. Step 3: Cross multiply
    19,936.98x = 27,514.29 × 10,984.49
  4. Step 4: Simplify right side
    19,936.98x = 302,230,305.79
  5. Step 5: Solve for x
    x = 302,230,305.79/19,936.98
  6. Step 6: Final answer
    x = 15,159.28

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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.