Home / 25,433.60-38,147.96-15,567.80

Finding the Fourth Proportional to 25,433.60, 38,147.96 and 15,567.80

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Solution

The fourth proportional to 25,433.60, 38,147.96 and 15,567.80 is: 23,350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.60 : 38,147.96 = 15,567.80 : x
  2. Step 2: Convert to fraction form
    25,433.60/38,147.96 = 15,567.80/x
  3. Step 3: Cross multiply
    25,433.60x = 38,147.96 × 15,567.80
  4. Step 4: Simplify right side
    25,433.60x = 593,879,659.87
  5. Step 5: Solve for x
    x = 593,879,659.87/25,433.60
  6. Step 6: Final answer
    x = 23,350.21

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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.