Home / 30,433.04-41,997.52-17,185.04

Finding the Fourth Proportional to 30,433.04, 41,997.52 and 17,185.04

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Solution

The fourth proportional to 30,433.04, 41,997.52 and 17,185.04 is: 23,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,433.04 : 41,997.52 = 17,185.04 : x
  2. Step 2: Convert to fraction form
    30,433.04/41,997.52 = 17,185.04/x
  3. Step 3: Cross multiply
    30,433.04x = 41,997.52 × 17,185.04
  4. Step 4: Simplify right side
    30,433.04x = 721,729,061.10
  5. Step 5: Solve for x
    x = 721,729,061.10/30,433.04
  6. Step 6: Final answer
    x = 23,715.31

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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.