Home / 16,226.70-22,392.80-9,153.08

Finding the Fourth Proportional to 16,226.70, 22,392.80 and 9,153.08

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Solution

The fourth proportional to 16,226.70, 22,392.80 and 9,153.08 is: 12,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.70 : 22,392.80 = 9,153.08 : x
  2. Step 2: Convert to fraction form
    16,226.70/22,392.80 = 9,153.08/x
  3. Step 3: Cross multiply
    16,226.70x = 22,392.80 × 9,153.08
  4. Step 4: Simplify right side
    16,226.70x = 204,963,089.82
  5. Step 5: Solve for x
    x = 204,963,089.82/16,226.70
  6. Step 6: Final answer
    x = 12,631.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.