Home / 19,167.20-28,581.52-16,836.76

Finding the Fourth Proportional to 19,167.20, 28,581.52 and 16,836.76

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Solution

The fourth proportional to 19,167.20, 28,581.52 and 16,836.76 is: 25,106.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.20 : 28,581.52 = 16,836.76 : x
  2. Step 2: Convert to fraction form
    19,167.20/28,581.52 = 16,836.76/x
  3. Step 3: Cross multiply
    19,167.20x = 28,581.52 × 16,836.76
  4. Step 4: Simplify right side
    19,167.20x = 481,220,192.68
  5. Step 5: Solve for x
    x = 481,220,192.68/19,167.20
  6. Step 6: Final answer
    x = 25,106.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.