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Finding the Fourth Proportional to 23,855.42, 35,783.10 and 9,060.80

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Solution

The fourth proportional to 23,855.42, 35,783.10 and 9,060.80 is: 13,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.42 : 35,783.10 = 9,060.80 : x
  2. Step 2: Convert to fraction form
    23,855.42/35,783.10 = 9,060.80/x
  3. Step 3: Cross multiply
    23,855.42x = 35,783.10 × 9,060.80
  4. Step 4: Simplify right side
    23,855.42x = 324,223,512.48
  5. Step 5: Solve for x
    x = 324,223,512.48/23,855.42
  6. Step 6: Final answer
    x = 13,591.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.