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Finding the Fourth Proportional to 23,985.76, 35,958.12 and 9,205.29

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Solution

The fourth proportional to 23,985.76, 35,958.12 and 9,205.29 is: 13,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.76 : 35,958.12 = 9,205.29 : x
  2. Step 2: Convert to fraction form
    23,985.76/35,958.12 = 9,205.29/x
  3. Step 3: Cross multiply
    23,985.76x = 35,958.12 × 9,205.29
  4. Step 4: Simplify right side
    23,985.76x = 331,004,922.45
  5. Step 5: Solve for x
    x = 331,004,922.45/23,985.76
  6. Step 6: Final answer
    x = 13,800.06

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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.