Home / 18,833.19-28,205.23-16,354.55

Finding the Fourth Proportional to 18,833.19, 28,205.23 and 16,354.55

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Solution

The fourth proportional to 18,833.19, 28,205.23 and 16,354.55 is: 24,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,833.19 : 28,205.23 = 16,354.55 : x
  2. Step 2: Convert to fraction form
    18,833.19/28,205.23 = 16,354.55/x
  3. Step 3: Cross multiply
    18,833.19x = 28,205.23 × 16,354.55
  4. Step 4: Simplify right side
    18,833.19x = 461,283,844.30
  5. Step 5: Solve for x
    x = 461,283,844.30/18,833.19
  6. Step 6: Final answer
    x = 24,493.13

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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.