Home / 29,556.97-40,788.52-16,128.13

Finding the Fourth Proportional to 29,556.97, 40,788.52 and 16,128.13

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Solution

The fourth proportional to 29,556.97, 40,788.52 and 16,128.13 is: 22,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,556.97 : 40,788.52 = 16,128.13 : x
  2. Step 2: Convert to fraction form
    29,556.97/40,788.52 = 16,128.13/x
  3. Step 3: Cross multiply
    29,556.97x = 40,788.52 × 16,128.13
  4. Step 4: Simplify right side
    29,556.97x = 657,842,553.07
  5. Step 5: Solve for x
    x = 657,842,553.07/29,556.97
  6. Step 6: Final answer
    x = 22,256.77

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Double scale
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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.