Home / 17,069.70-25,582.68-13,165.90

Finding the Fourth Proportional to 17,069.70, 25,582.68 and 13,165.90

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Solution

The fourth proportional to 17,069.70, 25,582.68 and 13,165.90 is: 19,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,069.70 : 25,582.68 = 13,165.90 : x
  2. Step 2: Convert to fraction form
    17,069.70/25,582.68 = 13,165.90/x
  3. Step 3: Cross multiply
    17,069.70x = 25,582.68 × 13,165.90
  4. Step 4: Simplify right side
    17,069.70x = 336,819,006.61
  5. Step 5: Solve for x
    x = 336,819,006.61/17,069.70
  6. Step 6: Final answer
    x = 19,731.98

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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.