Home / 33,831.38-46,686.56-18,723.13

Finding the Fourth Proportional to 33,831.38, 46,686.56 and 18,723.13

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Solution

The fourth proportional to 33,831.38, 46,686.56 and 18,723.13 is: 25,837.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,831.38 : 46,686.56 = 18,723.13 : x
  2. Step 2: Convert to fraction form
    33,831.38/46,686.56 = 18,723.13/x
  3. Step 3: Cross multiply
    33,831.38x = 46,686.56 × 18,723.13
  4. Step 4: Simplify right side
    33,831.38x = 874,118,321.80
  5. Step 5: Solve for x
    x = 874,118,321.80/33,831.38
  6. Step 6: Final answer
    x = 25,837.50

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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.