Home / 35,531.85-49,033.01-19,615.96

Finding the Fourth Proportional to 35,531.85, 49,033.01 and 19,615.96

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Solution

The fourth proportional to 35,531.85, 49,033.01 and 19,615.96 is: 27,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.85 : 49,033.01 = 19,615.96 : x
  2. Step 2: Convert to fraction form
    35,531.85/49,033.01 = 19,615.96/x
  3. Step 3: Cross multiply
    35,531.85x = 49,033.01 × 19,615.96
  4. Step 4: Simplify right side
    35,531.85x = 961,829,397.36
  5. Step 5: Solve for x
    x = 961,829,397.36/35,531.85
  6. Step 6: Final answer
    x = 27,069.50

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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.