Home / 16,574.19-22,872.39-9,122.19

Finding the Fourth Proportional to 16,574.19, 22,872.39 and 9,122.19

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Solution

The fourth proportional to 16,574.19, 22,872.39 and 9,122.19 is: 12,588.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574.19 : 22,872.39 = 9,122.19 : x
  2. Step 2: Convert to fraction form
    16,574.19/22,872.39 = 9,122.19/x
  3. Step 3: Cross multiply
    16,574.19x = 22,872.39 × 9,122.19
  4. Step 4: Simplify right side
    16,574.19x = 208,646,241.72
  5. Step 5: Solve for x
    x = 208,646,241.72/16,574.19
  6. Step 6: Final answer
    x = 12,588.62

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Half scale
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Double scale
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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.