Home / 14,525.74-20,044.78-8,151.54

Finding the Fourth Proportional to 14,525.74, 20,044.78 and 8,151.54

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Solution

The fourth proportional to 14,525.74, 20,044.78 and 8,151.54 is: 11,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.74 : 20,044.78 = 8,151.54 : x
  2. Step 2: Convert to fraction form
    14,525.74/20,044.78 = 8,151.54/x
  3. Step 3: Cross multiply
    14,525.74x = 20,044.78 × 8,151.54
  4. Step 4: Simplify right side
    14,525.74x = 163,395,825.96
  5. Step 5: Solve for x
    x = 163,395,825.96/14,525.74
  6. Step 6: Final answer
    x = 11,248.71

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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.