Home / 29,114.03-40,177.16-16,538.78

Finding the Fourth Proportional to 29,114.03, 40,177.16 and 16,538.78

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Solution

The fourth proportional to 29,114.03, 40,177.16 and 16,538.78 is: 22,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,114.03 : 40,177.16 = 16,538.78 : x
  2. Step 2: Convert to fraction form
    29,114.03/40,177.16 = 16,538.78/x
  3. Step 3: Cross multiply
    29,114.03x = 40,177.16 × 16,538.78
  4. Step 4: Simplify right side
    29,114.03x = 664,481,383.06
  5. Step 5: Solve for x
    x = 664,481,383.06/29,114.03
  6. Step 6: Final answer
    x = 22,823.41

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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.