Home / 29,679.68-44,519.34-12,149.48

Finding the Fourth Proportional to 29,679.68, 44,519.34 and 12,149.48

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Solution

The fourth proportional to 29,679.68, 44,519.34 and 12,149.48 is: 18,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.68 : 44,519.34 = 12,149.48 : x
  2. Step 2: Convert to fraction form
    29,679.68/44,519.34 = 12,149.48/x
  3. Step 3: Cross multiply
    29,679.68x = 44,519.34 × 12,149.48
  4. Step 4: Simplify right side
    29,679.68x = 540,886,830.94
  5. Step 5: Solve for x
    x = 540,886,830.94/29,679.68
  6. Step 6: Final answer
    x = 18,224.15

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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.