Home / 25,629.13-35,367.40-15,025.83

Finding the Fourth Proportional to 25,629.13, 35,367.40 and 15,025.83

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Solution

The fourth proportional to 25,629.13, 35,367.40 and 15,025.83 is: 20,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,629.13 : 35,367.40 = 15,025.83 : x
  2. Step 2: Convert to fraction form
    25,629.13/35,367.40 = 15,025.83/x
  3. Step 3: Cross multiply
    25,629.13x = 35,367.40 × 15,025.83
  4. Step 4: Simplify right side
    25,629.13x = 531,424,539.94
  5. Step 5: Solve for x
    x = 531,424,539.94/25,629.13
  6. Step 6: Final answer
    x = 20,735.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.