Home / 15,028.56-22,644.29-12,453.35

Finding the Fourth Proportional to 15,028.56, 22,644.29 and 12,453.35

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Solution

The fourth proportional to 15,028.56, 22,644.29 and 12,453.35 is: 18,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028.56 : 22,644.29 = 12,453.35 : x
  2. Step 2: Convert to fraction form
    15,028.56/22,644.29 = 12,453.35/x
  3. Step 3: Cross multiply
    15,028.56x = 22,644.29 × 12,453.35
  4. Step 4: Simplify right side
    15,028.56x = 281,997,186.78
  5. Step 5: Solve for x
    x = 281,997,186.78/15,028.56
  6. Step 6: Final answer
    x = 18,764.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.