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Finding the Fourth Proportional to 24,090.42, 35,894.18 and 21,471.42

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Solution

The fourth proportional to 24,090.42, 35,894.18 and 21,471.42 is: 31,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,090.42 : 35,894.18 = 21,471.42 : x
  2. Step 2: Convert to fraction form
    24,090.42/35,894.18 = 21,471.42/x
  3. Step 3: Cross multiply
    24,090.42x = 35,894.18 × 21,471.42
  4. Step 4: Simplify right side
    24,090.42x = 770,698,906.98
  5. Step 5: Solve for x
    x = 770,698,906.98/24,090.42
  6. Step 6: Final answer
    x = 31,991.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.