Home / 20,326.56-30,446.91-16,807.92

Finding the Fourth Proportional to 20,326.56, 30,446.91 and 16,807.92

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Solution

The fourth proportional to 20,326.56, 30,446.91 and 16,807.92 is: 25,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,326.56 : 30,446.91 = 16,807.92 : x
  2. Step 2: Convert to fraction form
    20,326.56/30,446.91 = 16,807.92/x
  3. Step 3: Cross multiply
    20,326.56x = 30,446.91 × 16,807.92
  4. Step 4: Simplify right side
    20,326.56x = 511,749,227.53
  5. Step 5: Solve for x
    x = 511,749,227.53/20,326.56
  6. Step 6: Final answer
    x = 25,176.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.