Home / 33,382.14-46,071.01-21,283.05

Finding the Fourth Proportional to 33,382.14, 46,071.01 and 21,283.05

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Solution

The fourth proportional to 33,382.14, 46,071.01 and 21,283.05 is: 29,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,382.14 : 46,071.01 = 21,283.05 : x
  2. Step 2: Convert to fraction form
    33,382.14/46,071.01 = 21,283.05/x
  3. Step 3: Cross multiply
    33,382.14x = 46,071.01 × 21,283.05
  4. Step 4: Simplify right side
    33,382.14x = 980,531,808.75
  5. Step 5: Solve for x
    x = 980,531,808.75/33,382.14
  6. Step 6: Final answer
    x = 29,372.95

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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.