Home / 29,775.66-41,091.30-16,347.81

Finding the Fourth Proportional to 29,775.66, 41,091.30 and 16,347.81

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Solution

The fourth proportional to 29,775.66, 41,091.30 and 16,347.81 is: 22,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,775.66 : 41,091.30 = 16,347.81 : x
  2. Step 2: Convert to fraction form
    29,775.66/41,091.30 = 16,347.81/x
  3. Step 3: Cross multiply
    29,775.66x = 41,091.30 × 16,347.81
  4. Step 4: Simplify right side
    29,775.66x = 671,752,765.05
  5. Step 5: Solve for x
    x = 671,752,765.05/29,775.66
  6. Step 6: Final answer
    x = 22,560.47

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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.