Home / 12,548.72-18,832.28-10,113.04

Finding the Fourth Proportional to 12,548.72, 18,832.28 and 10,113.04

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Solution

The fourth proportional to 12,548.72, 18,832.28 and 10,113.04 is: 15,176.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.72 : 18,832.28 = 10,113.04 : x
  2. Step 2: Convert to fraction form
    12,548.72/18,832.28 = 10,113.04/x
  3. Step 3: Cross multiply
    12,548.72x = 18,832.28 × 10,113.04
  4. Step 4: Simplify right side
    12,548.72x = 190,451,600.93
  5. Step 5: Solve for x
    x = 190,451,600.93/12,548.72
  6. Step 6: Final answer
    x = 15,176.97

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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.