Home / 24,222.15-33,429.69-13,611.78

Finding the Fourth Proportional to 24,222.15, 33,429.69 and 13,611.78

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Solution

The fourth proportional to 24,222.15, 33,429.69 and 13,611.78 is: 18,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,222.15 : 33,429.69 = 13,611.78 : x
  2. Step 2: Convert to fraction form
    24,222.15/33,429.69 = 13,611.78/x
  3. Step 3: Cross multiply
    24,222.15x = 33,429.69 × 13,611.78
  4. Step 4: Simplify right side
    24,222.15x = 455,037,585.75
  5. Step 5: Solve for x
    x = 455,037,585.75/24,222.15
  6. Step 6: Final answer
    x = 18,786.01

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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.