Home / 35,933.90-49,584.98-20,831.30

Finding the Fourth Proportional to 35,933.90, 49,584.98 and 20,831.30

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Solution

The fourth proportional to 35,933.90, 49,584.98 and 20,831.30 is: 28,744.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.90 : 49,584.98 = 20,831.30 : x
  2. Step 2: Convert to fraction form
    35,933.90/49,584.98 = 20,831.30/x
  3. Step 3: Cross multiply
    35,933.90x = 49,584.98 × 20,831.30
  4. Step 4: Simplify right side
    35,933.90x = 1,032,919,593.87
  5. Step 5: Solve for x
    x = 1,032,919,593.87/35,933.90
  6. Step 6: Final answer
    x = 28,744.99

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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.