Home / 30,511.44-42,100.92-17,083.26

Finding the Fourth Proportional to 30,511.44, 42,100.92 and 17,083.26

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Solution

The fourth proportional to 30,511.44, 42,100.92 and 17,083.26 is: 23,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,511.44 : 42,100.92 = 17,083.26 : x
  2. Step 2: Convert to fraction form
    30,511.44/42,100.92 = 17,083.26/x
  3. Step 3: Cross multiply
    30,511.44x = 42,100.92 × 17,083.26
  4. Step 4: Simplify right side
    30,511.44x = 719,220,962.60
  5. Step 5: Solve for x
    x = 719,220,962.60/30,511.44
  6. Step 6: Final answer
    x = 23,572.17

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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.