Home / 38,505.30-57,779.55-16,314.90

Finding the Fourth Proportional to 38,505.30, 57,779.55 and 16,314.90

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Solution

The fourth proportional to 38,505.30, 57,779.55 and 16,314.90 is: 24,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,505.30 : 57,779.55 = 16,314.90 : x
  2. Step 2: Convert to fraction form
    38,505.30/57,779.55 = 16,314.90/x
  3. Step 3: Cross multiply
    38,505.30x = 57,779.55 × 16,314.90
  4. Step 4: Simplify right side
    38,505.30x = 942,667,580.30
  5. Step 5: Solve for x
    x = 942,667,580.30/38,505.30
  6. Step 6: Final answer
    x = 24,481.50

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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.