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Finding the Fourth Proportional to 23,885.78, 35,828.62 and 6,355.61

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Solution

The fourth proportional to 23,885.78, 35,828.62 and 6,355.61 is: 9,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,885.78 : 35,828.62 = 6,355.61 : x
  2. Step 2: Convert to fraction form
    23,885.78/35,828.62 = 6,355.61/x
  3. Step 3: Cross multiply
    23,885.78x = 35,828.62 × 6,355.61
  4. Step 4: Simplify right side
    23,885.78x = 227,712,735.56
  5. Step 5: Solve for x
    x = 227,712,735.56/23,885.78
  6. Step 6: Final answer
    x = 9,533.40

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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.