Home / 33,939.63-46,832.13-18,831.51

Finding the Fourth Proportional to 33,939.63, 46,832.13 and 18,831.51

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Solution

The fourth proportional to 33,939.63, 46,832.13 and 18,831.51 is: 25,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.63 : 46,832.13 = 18,831.51 : x
  2. Step 2: Convert to fraction form
    33,939.63/46,832.13 = 18,831.51/x
  3. Step 3: Cross multiply
    33,939.63x = 46,832.13 × 18,831.51
  4. Step 4: Simplify right side
    33,939.63x = 881,919,724.42
  5. Step 5: Solve for x
    x = 881,919,724.42/33,939.63
  6. Step 6: Final answer
    x = 25,984.95

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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.