Home / 29,902.22-41,248.60-20,963.06

Finding the Fourth Proportional to 29,902.22, 41,248.60 and 20,963.06

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Solution

The fourth proportional to 29,902.22, 41,248.60 and 20,963.06 is: 28,917.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,902.22 : 41,248.60 = 20,963.06 : x
  2. Step 2: Convert to fraction form
    29,902.22/41,248.60 = 20,963.06/x
  3. Step 3: Cross multiply
    29,902.22x = 41,248.60 × 20,963.06
  4. Step 4: Simplify right side
    29,902.22x = 864,696,618.07
  5. Step 5: Solve for x
    x = 864,696,618.07/29,902.22
  6. Step 6: Final answer
    x = 28,917.48

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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.