Home / 18,250.84-25,174.56-11,963.62

Finding the Fourth Proportional to 18,250.84, 25,174.56 and 11,963.62

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Solution

The fourth proportional to 18,250.84, 25,174.56 and 11,963.62 is: 16,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.84 : 25,174.56 = 11,963.62 : x
  2. Step 2: Convert to fraction form
    18,250.84/25,174.56 = 11,963.62/x
  3. Step 3: Cross multiply
    18,250.84x = 25,174.56 × 11,963.62
  4. Step 4: Simplify right side
    18,250.84x = 301,178,869.51
  5. Step 5: Solve for x
    x = 301,178,869.51/18,250.84
  6. Step 6: Final answer
    x = 16,502.19

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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.