Home / 33,102.96-49,656.15-10,915.44

Finding the Fourth Proportional to 33,102.96, 49,656.15 and 10,915.44

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Solution

The fourth proportional to 33,102.96, 49,656.15 and 10,915.44 is: 16,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.96 : 49,656.15 = 10,915.44 : x
  2. Step 2: Convert to fraction form
    33,102.96/49,656.15 = 10,915.44/x
  3. Step 3: Cross multiply
    33,102.96x = 49,656.15 × 10,915.44
  4. Step 4: Simplify right side
    33,102.96x = 542,018,725.96
  5. Step 5: Solve for x
    x = 542,018,725.96/33,102.96
  6. Step 6: Final answer
    x = 16,373.72

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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.