Home / 18,997.56-28,502.82-10,233.36

Finding the Fourth Proportional to 18,997.56, 28,502.82 and 10,233.36

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Solution

The fourth proportional to 18,997.56, 28,502.82 and 10,233.36 is: 15,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,997.56 : 28,502.82 = 10,233.36 : x
  2. Step 2: Convert to fraction form
    18,997.56/28,502.82 = 10,233.36/x
  3. Step 3: Cross multiply
    18,997.56x = 28,502.82 × 10,233.36
  4. Step 4: Simplify right side
    18,997.56x = 291,679,618.08
  5. Step 5: Solve for x
    x = 291,679,618.08/18,997.56
  6. Step 6: Final answer
    x = 15,353.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.