Home / 38,671.20-57,877.20-34,005.60

Finding the Fourth Proportional to 38,671.20, 57,877.20 and 34,005.60

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Solution

The fourth proportional to 38,671.20, 57,877.20 and 34,005.60 is: 50,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,671.20 : 57,877.20 = 34,005.60 : x
  2. Step 2: Convert to fraction form
    38,671.20/57,877.20 = 34,005.60/x
  3. Step 3: Cross multiply
    38,671.20x = 57,877.20 × 34,005.60
  4. Step 4: Simplify right side
    38,671.20x = 1,968,148,912.32
  5. Step 5: Solve for x
    x = 1,968,148,912.32/38,671.20
  6. Step 6: Final answer
    x = 50,894.44

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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.