Home / 30,896.89-42,637.48-17,468.11

Finding the Fourth Proportional to 30,896.89, 42,637.48 and 17,468.11

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Solution

The fourth proportional to 30,896.89, 42,637.48 and 17,468.11 is: 24,105.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,896.89 : 42,637.48 = 17,468.11 : x
  2. Step 2: Convert to fraction form
    30,896.89/42,637.48 = 17,468.11/x
  3. Step 3: Cross multiply
    30,896.89x = 42,637.48 × 17,468.11
  4. Step 4: Simplify right side
    30,896.89x = 744,796,190.76
  5. Step 5: Solve for x
    x = 744,796,190.76/30,896.89
  6. Step 6: Final answer
    x = 24,105.86

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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.