Home / 14,512.50-20,029.14-8,544.72

Finding the Fourth Proportional to 14,512.50, 20,029.14 and 8,544.72

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Solution

The fourth proportional to 14,512.50, 20,029.14 and 8,544.72 is: 11,792.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512.50 : 20,029.14 = 8,544.72 : x
  2. Step 2: Convert to fraction form
    14,512.50/20,029.14 = 8,544.72/x
  3. Step 3: Cross multiply
    14,512.50x = 20,029.14 × 8,544.72
  4. Step 4: Simplify right side
    14,512.50x = 171,143,393.14
  5. Step 5: Solve for x
    x = 171,143,393.14/14,512.50
  6. Step 6: Final answer
    x = 11,792.83

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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.