Home / 33,825.16-46,678.78-18,718.46

Finding the Fourth Proportional to 33,825.16, 46,678.78 and 18,718.46

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Solution

The fourth proportional to 33,825.16, 46,678.78 and 18,718.46 is: 25,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.16 : 46,678.78 = 18,718.46 : x
  2. Step 2: Convert to fraction form
    33,825.16/46,678.78 = 18,718.46/x
  3. Step 3: Cross multiply
    33,825.16x = 46,678.78 × 18,718.46
  4. Step 4: Simplify right side
    33,825.16x = 873,754,876.28
  5. Step 5: Solve for x
    x = 873,754,876.28/33,825.16
  6. Step 6: Final answer
    x = 25,831.51

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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.