Home / 14,933.60-20,610.24-9,643.84

Finding the Fourth Proportional to 14,933.60, 20,610.24 and 9,643.84

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Solution

The fourth proportional to 14,933.60, 20,610.24 and 9,643.84 is: 13,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933.60 : 20,610.24 = 9,643.84 : x
  2. Step 2: Convert to fraction form
    14,933.60/20,610.24 = 9,643.84/x
  3. Step 3: Cross multiply
    14,933.60x = 20,610.24 × 9,643.84
  4. Step 4: Simplify right side
    14,933.60x = 198,761,856.92
  5. Step 5: Solve for x
    x = 198,761,856.92/14,933.60
  6. Step 6: Final answer
    x = 13,309.71

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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.