Home / 38,779.67-58,166.26-15,399.83

Finding the Fourth Proportional to 38,779.67, 58,166.26 and 15,399.83

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Solution

The fourth proportional to 38,779.67, 58,166.26 and 15,399.83 is: 23,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779.67 : 58,166.26 = 15,399.83 : x
  2. Step 2: Convert to fraction form
    38,779.67/58,166.26 = 15,399.83/x
  3. Step 3: Cross multiply
    38,779.67x = 58,166.26 × 15,399.83
  4. Step 4: Simplify right side
    38,779.67x = 895,750,515.74
  5. Step 5: Solve for x
    x = 895,750,515.74/38,779.67
  6. Step 6: Final answer
    x = 23,098.46

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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.