Home / 25,647.68-35,387.56-15,035.26

Finding the Fourth Proportional to 25,647.68, 35,387.56 and 15,035.26

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Solution

The fourth proportional to 25,647.68, 35,387.56 and 15,035.26 is: 20,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.68 : 35,387.56 = 15,035.26 : x
  2. Step 2: Convert to fraction form
    25,647.68/35,387.56 = 15,035.26/x
  3. Step 3: Cross multiply
    25,647.68x = 35,387.56 × 15,035.26
  4. Step 4: Simplify right side
    25,647.68x = 532,061,293.93
  5. Step 5: Solve for x
    x = 532,061,293.93/25,647.68
  6. Step 6: Final answer
    x = 20,745.01

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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.