Home / 18,864.05-26,034.44-11,692.05

Finding the Fourth Proportional to 18,864.05, 26,034.44 and 11,692.05

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Solution

The fourth proportional to 18,864.05, 26,034.44 and 11,692.05 is: 16,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.05 : 26,034.44 = 11,692.05 : x
  2. Step 2: Convert to fraction form
    18,864.05/26,034.44 = 11,692.05/x
  3. Step 3: Cross multiply
    18,864.05x = 26,034.44 × 11,692.05
  4. Step 4: Simplify right side
    18,864.05x = 304,395,915.74
  5. Step 5: Solve for x
    x = 304,395,915.74/18,864.05
  6. Step 6: Final answer
    x = 16,136.30

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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.