Home / 29,591.51-40,836.28-16,162.79

Finding the Fourth Proportional to 29,591.51, 40,836.28 and 16,162.79

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Solution

The fourth proportional to 29,591.51, 40,836.28 and 16,162.79 is: 22,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,591.51 : 40,836.28 = 16,162.79 : x
  2. Step 2: Convert to fraction form
    29,591.51/40,836.28 = 16,162.79/x
  3. Step 3: Cross multiply
    29,591.51x = 40,836.28 × 16,162.79
  4. Step 4: Simplify right side
    29,591.51x = 660,028,137.21
  5. Step 5: Solve for x
    x = 660,028,137.21/29,591.51
  6. Step 6: Final answer
    x = 22,304.65

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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.