Home / 33,276.86-49,915.08-8,316.78

Finding the Fourth Proportional to 33,276.86, 49,915.08 and 8,316.78

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Solution

The fourth proportional to 33,276.86, 49,915.08 and 8,316.78 is: 12,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.86 : 49,915.08 = 8,316.78 : x
  2. Step 2: Convert to fraction form
    33,276.86/49,915.08 = 8,316.78/x
  3. Step 3: Cross multiply
    33,276.86x = 49,915.08 × 8,316.78
  4. Step 4: Simplify right side
    33,276.86x = 415,132,739.04
  5. Step 5: Solve for x
    x = 415,132,739.04/33,276.86
  6. Step 6: Final answer
    x = 12,475.12

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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.