Home / 20,028.61-30,073.49-16,948.99

Finding the Fourth Proportional to 20,028.61, 30,073.49 and 16,948.99

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Solution

The fourth proportional to 20,028.61, 30,073.49 and 16,948.99 is: 25,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,028.61 : 30,073.49 = 16,948.99 : x
  2. Step 2: Convert to fraction form
    20,028.61/30,073.49 = 16,948.99/x
  3. Step 3: Cross multiply
    20,028.61x = 30,073.49 × 16,948.99
  4. Step 4: Simplify right side
    20,028.61x = 509,715,046.16
  5. Step 5: Solve for x
    x = 509,715,046.16/20,028.61
  6. Step 6: Final answer
    x = 25,449.35

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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.