Home / 14,519.15-20,015.22-10,262.70

Finding the Fourth Proportional to 14,519.15, 20,015.22 and 10,262.70

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Solution

The fourth proportional to 14,519.15, 20,015.22 and 10,262.70 is: 14,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.15 : 20,015.22 = 10,262.70 : x
  2. Step 2: Convert to fraction form
    14,519.15/20,015.22 = 10,262.70/x
  3. Step 3: Cross multiply
    14,519.15x = 20,015.22 × 10,262.70
  4. Step 4: Simplify right side
    14,519.15x = 205,410,125.17
  5. Step 5: Solve for x
    x = 205,410,125.17/14,519.15
  6. Step 6: Final answer
    x = 14,147.53

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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.