Home / 30,272.72-41,781.36-17,695.04

Finding the Fourth Proportional to 30,272.72, 41,781.36 and 17,695.04

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Solution

The fourth proportional to 30,272.72, 41,781.36 and 17,695.04 is: 24,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.72 : 41,781.36 = 17,695.04 : x
  2. Step 2: Convert to fraction form
    30,272.72/41,781.36 = 17,695.04/x
  3. Step 3: Cross multiply
    30,272.72x = 41,781.36 × 17,695.04
  4. Step 4: Simplify right side
    30,272.72x = 739,322,836.45
  5. Step 5: Solve for x
    x = 739,322,836.45/30,272.72
  6. Step 6: Final answer
    x = 24,422.08

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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.