Home / 35,796.14-49,395.78-20,689.78

Finding the Fourth Proportional to 35,796.14, 49,395.78 and 20,689.78

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Solution

The fourth proportional to 35,796.14, 49,395.78 and 20,689.78 is: 28,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,796.14 : 49,395.78 = 20,689.78 : x
  2. Step 2: Convert to fraction form
    35,796.14/49,395.78 = 20,689.78/x
  3. Step 3: Cross multiply
    35,796.14x = 49,395.78 × 20,689.78
  4. Step 4: Simplify right side
    35,796.14x = 1,021,987,697.64
  5. Step 5: Solve for x
    x = 1,021,987,697.64/35,796.14
  6. Step 6: Final answer
    x = 28,550.22

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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.