Home / 30,272.26-41,796.30-18,946.36

Finding the Fourth Proportional to 30,272.26, 41,796.30 and 18,946.36

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Solution

The fourth proportional to 30,272.26, 41,796.30 and 18,946.36 is: 26,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.26 : 41,796.30 = 18,946.36 : x
  2. Step 2: Convert to fraction form
    30,272.26/41,796.30 = 18,946.36/x
  3. Step 3: Cross multiply
    30,272.26x = 41,796.30 × 18,946.36
  4. Step 4: Simplify right side
    30,272.26x = 791,887,746.47
  5. Step 5: Solve for x
    x = 791,887,746.47/30,272.26
  6. Step 6: Final answer
    x = 26,158.86

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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.