Home / 25,542.48-35,249.62-15,465.18

Finding the Fourth Proportional to 25,542.48, 35,249.62 and 15,465.18

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Solution

The fourth proportional to 25,542.48, 35,249.62 and 15,465.18 is: 21,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542.48 : 35,249.62 = 15,465.18 : x
  2. Step 2: Convert to fraction form
    25,542.48/35,249.62 = 15,465.18/x
  3. Step 3: Cross multiply
    25,542.48x = 35,249.62 × 15,465.18
  4. Step 4: Simplify right side
    25,542.48x = 545,141,718.23
  5. Step 5: Solve for x
    x = 545,141,718.23/25,542.48
  6. Step 6: Final answer
    x = 21,342.55

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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.