Home / 38,210.48-57,234.60-30,774.80

Finding the Fourth Proportional to 38,210.48, 57,234.60 and 30,774.80

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Solution

The fourth proportional to 38,210.48, 57,234.60 and 30,774.80 is: 46,096.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,210.48 : 57,234.60 = 30,774.80 : x
  2. Step 2: Convert to fraction form
    38,210.48/57,234.60 = 30,774.80/x
  3. Step 3: Cross multiply
    38,210.48x = 57,234.60 × 30,774.80
  4. Step 4: Simplify right side
    38,210.48x = 1,761,383,368.08
  5. Step 5: Solve for x
    x = 1,761,383,368.08/38,210.48
  6. Step 6: Final answer
    x = 46,096.87

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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.