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Finding the Fourth Proportional to 30,151, 41,608.38 and 17,573.32

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Solution

The fourth proportional to 30,151, 41,608.38 and 17,573.32 is: 24,251.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151 : 41,608.38 = 17,573.32 : x
  2. Step 2: Convert to fraction form
    30,151/41,608.38 = 17,573.32/x
  3. Step 3: Cross multiply
    30,151x = 41,608.38 × 17,573.32
  4. Step 4: Simplify right side
    30,151x = 731,197,376.42
  5. Step 5: Solve for x
    x = 731,197,376.42/30,151
  6. Step 6: Final answer
    x = 24,251.18

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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.