Home / 16,772.87-25,148.30-9,378.11

Finding the Fourth Proportional to 16,772.87, 25,148.30 and 9,378.11

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Solution

The fourth proportional to 16,772.87, 25,148.30 and 9,378.11 is: 14,061.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.87 : 25,148.30 = 9,378.11 : x
  2. Step 2: Convert to fraction form
    16,772.87/25,148.30 = 9,378.11/x
  3. Step 3: Cross multiply
    16,772.87x = 25,148.30 × 9,378.11
  4. Step 4: Simplify right side
    16,772.87x = 235,843,351.08
  5. Step 5: Solve for x
    x = 235,843,351.08/16,772.87
  6. Step 6: Final answer
    x = 14,061.01

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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.