Home / 49,709.28-68,642.56-33,831.66

Finding the Fourth Proportional to 49,709.28, 68,642.56 and 33,831.66

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Solution

The fourth proportional to 49,709.28, 68,642.56 and 33,831.66 is: 46,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,709.28 : 68,642.56 = 33,831.66 : x
  2. Step 2: Convert to fraction form
    49,709.28/68,642.56 = 33,831.66/x
  3. Step 3: Cross multiply
    49,709.28x = 68,642.56 × 33,831.66
  4. Step 4: Simplify right side
    49,709.28x = 2,322,291,751.45
  5. Step 5: Solve for x
    x = 2,322,291,751.45/49,709.28
  6. Step 6: Final answer
    x = 46,717.47

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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.