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Finding the Fourth Proportional to 36,573.68, 50,471.68 and 19,806.68

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Solution

The fourth proportional to 36,573.68, 50,471.68 and 19,806.68 is: 27,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.68 : 50,471.68 = 19,806.68 : x
  2. Step 2: Convert to fraction form
    36,573.68/50,471.68 = 19,806.68/x
  3. Step 3: Cross multiply
    36,573.68x = 50,471.68 × 19,806.68
  4. Step 4: Simplify right side
    36,573.68x = 999,676,414.82
  5. Step 5: Solve for x
    x = 999,676,414.82/36,573.68
  6. Step 6: Final answer
    x = 27,333.22

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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.