Home / 33,862.12-46,729.86-19,724.68

Finding the Fourth Proportional to 33,862.12, 46,729.86 and 19,724.68

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Solution

The fourth proportional to 33,862.12, 46,729.86 and 19,724.68 is: 27,220.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,862.12 : 46,729.86 = 19,724.68 : x
  2. Step 2: Convert to fraction form
    33,862.12/46,729.86 = 19,724.68/x
  3. Step 3: Cross multiply
    33,862.12x = 46,729.86 × 19,724.68
  4. Step 4: Simplify right side
    33,862.12x = 921,731,534.94
  5. Step 5: Solve for x
    x = 921,731,534.94/33,862.12
  6. Step 6: Final answer
    x = 27,220.14

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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.