Home / 30,696.31-42,364.66-17,268.13

Finding the Fourth Proportional to 30,696.31, 42,364.66 and 17,268.13

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Solution

The fourth proportional to 30,696.31, 42,364.66 and 17,268.13 is: 23,832.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696.31 : 42,364.66 = 17,268.13 : x
  2. Step 2: Convert to fraction form
    30,696.31/42,364.66 = 17,268.13/x
  3. Step 3: Cross multiply
    30,696.31x = 42,364.66 × 17,268.13
  4. Step 4: Simplify right side
    30,696.31x = 731,558,456.29
  5. Step 5: Solve for x
    x = 731,558,456.29/30,696.31
  6. Step 6: Final answer
    x = 23,832.13

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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.