Home / 25,697.41-38,517.81-16,809.08

Finding the Fourth Proportional to 25,697.41, 38,517.81 and 16,809.08

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Solution

The fourth proportional to 25,697.41, 38,517.81 and 16,809.08 is: 25,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,697.41 : 38,517.81 = 16,809.08 : x
  2. Step 2: Convert to fraction form
    25,697.41/38,517.81 = 16,809.08/x
  3. Step 3: Cross multiply
    25,697.41x = 38,517.81 × 16,809.08
  4. Step 4: Simplify right side
    25,697.41x = 647,448,949.71
  5. Step 5: Solve for x
    x = 647,448,949.71/25,697.41
  6. Step 6: Final answer
    x = 25,195.11

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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.