Home / 16,216.08-22,377.51-9,143.16

Finding the Fourth Proportional to 16,216.08, 22,377.51 and 9,143.16

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Solution

The fourth proportional to 16,216.08, 22,377.51 and 9,143.16 is: 12,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,216.08 : 22,377.51 = 9,143.16 : x
  2. Step 2: Convert to fraction form
    16,216.08/22,377.51 = 9,143.16/x
  3. Step 3: Cross multiply
    16,216.08x = 22,377.51 × 9,143.16
  4. Step 4: Simplify right side
    16,216.08x = 204,601,154.33
  5. Step 5: Solve for x
    x = 204,601,154.33/16,216.08
  6. Step 6: Final answer
    x = 12,617.18

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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.