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Finding the Fourth Proportional to 23,607.28, 35,410.92 and 7,808.07

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Solution

The fourth proportional to 23,607.28, 35,410.92 and 7,808.07 is: 11,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,607.28 : 35,410.92 = 7,808.07 : x
  2. Step 2: Convert to fraction form
    23,607.28/35,410.92 = 7,808.07/x
  3. Step 3: Cross multiply
    23,607.28x = 35,410.92 × 7,808.07
  4. Step 4: Simplify right side
    23,607.28x = 276,490,942.12
  5. Step 5: Solve for x
    x = 276,490,942.12/23,607.28
  6. Step 6: Final answer
    x = 11,712.11

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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.