Home / 30,763.26-42,449.91-17,334.18

Finding the Fourth Proportional to 30,763.26, 42,449.91 and 17,334.18

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Solution

The fourth proportional to 30,763.26, 42,449.91 and 17,334.18 is: 23,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,763.26 : 42,449.91 = 17,334.18 : x
  2. Step 2: Convert to fraction form
    30,763.26/42,449.91 = 17,334.18/x
  3. Step 3: Cross multiply
    30,763.26x = 42,449.91 × 17,334.18
  4. Step 4: Simplify right side
    30,763.26x = 735,834,380.92
  5. Step 5: Solve for x
    x = 735,834,380.92/30,763.26
  6. Step 6: Final answer
    x = 23,919.26

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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.