Home / 23,475.11-35,190.62-7,881.80

Finding the Fourth Proportional to 23,475.11, 35,190.62 and 7,881.80

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Solution

The fourth proportional to 23,475.11, 35,190.62 and 7,881.80 is: 11,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,475.11 : 35,190.62 = 7,881.80 : x
  2. Step 2: Convert to fraction form
    23,475.11/35,190.62 = 7,881.80/x
  3. Step 3: Cross multiply
    23,475.11x = 35,190.62 × 7,881.80
  4. Step 4: Simplify right side
    23,475.11x = 277,365,389.31
  5. Step 5: Solve for x
    x = 277,365,389.31/23,475.11
  6. Step 6: Final answer
    x = 11,815.30

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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.