Home / 33,285.64-49,953.80-12,245.60

Finding the Fourth Proportional to 33,285.64, 49,953.80 and 12,245.60

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Solution

The fourth proportional to 33,285.64, 49,953.80 and 12,245.60 is: 18,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.64 : 49,953.80 = 12,245.60 : x
  2. Step 2: Convert to fraction form
    33,285.64/49,953.80 = 12,245.60/x
  3. Step 3: Cross multiply
    33,285.64x = 49,953.80 × 12,245.60
  4. Step 4: Simplify right side
    33,285.64x = 611,714,253.28
  5. Step 5: Solve for x
    x = 611,714,253.28/33,285.64
  6. Step 6: Final answer
    x = 18,377.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.