Home / 25,944.86-35,791.08-15,329.36

Finding the Fourth Proportional to 25,944.86, 35,791.08 and 15,329.36

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Solution

The fourth proportional to 25,944.86, 35,791.08 and 15,329.36 is: 21,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.86 : 35,791.08 = 15,329.36 : x
  2. Step 2: Convert to fraction form
    25,944.86/35,791.08 = 15,329.36/x
  3. Step 3: Cross multiply
    25,944.86x = 35,791.08 × 15,329.36
  4. Step 4: Simplify right side
    25,944.86x = 548,654,350.11
  5. Step 5: Solve for x
    x = 548,654,350.11/25,944.86
  6. Step 6: Final answer
    x = 21,146.94

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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.