Home / 35,531.38-49,032.98-19,615.49

Finding the Fourth Proportional to 35,531.38, 49,032.98 and 19,615.49

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Solution

The fourth proportional to 35,531.38, 49,032.98 and 19,615.49 is: 27,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.38 : 49,032.98 = 19,615.49 : x
  2. Step 2: Convert to fraction form
    35,531.38/49,032.98 = 19,615.49/x
  3. Step 3: Cross multiply
    35,531.38x = 49,032.98 × 19,615.49
  4. Step 4: Simplify right side
    35,531.38x = 961,805,732.73
  5. Step 5: Solve for x
    x = 961,805,732.73/35,531.38
  6. Step 6: Final answer
    x = 27,069.19

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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.