Home / 19,937.45-27,514.03-10,984.89

Finding the Fourth Proportional to 19,937.45, 27,514.03 and 10,984.89

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Solution

The fourth proportional to 19,937.45, 27,514.03 and 10,984.89 is: 15,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.45 : 27,514.03 = 10,984.89 : x
  2. Step 2: Convert to fraction form
    19,937.45/27,514.03 = 10,984.89/x
  3. Step 3: Cross multiply
    19,937.45x = 27,514.03 × 10,984.89
  4. Step 4: Simplify right side
    19,937.45x = 302,238,593.01
  5. Step 5: Solve for x
    x = 302,238,593.01/19,937.45
  6. Step 6: Final answer
    x = 15,159.34

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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.