Home / 29,580.11-40,824.13-16,836.39

Finding the Fourth Proportional to 29,580.11, 40,824.13 and 16,836.39

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Solution

The fourth proportional to 29,580.11, 40,824.13 and 16,836.39 is: 23,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,580.11 : 40,824.13 = 16,836.39 : x
  2. Step 2: Convert to fraction form
    29,580.11/40,824.13 = 16,836.39/x
  3. Step 3: Cross multiply
    29,580.11x = 40,824.13 × 16,836.39
  4. Step 4: Simplify right side
    29,580.11x = 687,330,974.09
  5. Step 5: Solve for x
    x = 687,330,974.09/29,580.11
  6. Step 6: Final answer
    x = 23,236.25

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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.