Home / 30,894.13-42,633.61-17,282.02

Finding the Fourth Proportional to 30,894.13, 42,633.61 and 17,282.02

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Solution

The fourth proportional to 30,894.13, 42,633.61 and 17,282.02 is: 23,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,894.13 : 42,633.61 = 17,282.02 : x
  2. Step 2: Convert to fraction form
    30,894.13/42,633.61 = 17,282.02/x
  3. Step 3: Cross multiply
    30,894.13x = 42,633.61 × 17,282.02
  4. Step 4: Simplify right side
    30,894.13x = 736,794,900.69
  5. Step 5: Solve for x
    x = 736,794,900.69/30,894.13
  6. Step 6: Final answer
    x = 23,849.03

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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.