Home / 23,320.19-34,985.48-8,528.78

Finding the Fourth Proportional to 23,320.19, 34,985.48 and 8,528.78

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Solution

The fourth proportional to 23,320.19, 34,985.48 and 8,528.78 is: 12,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.19 : 34,985.48 = 8,528.78 : x
  2. Step 2: Convert to fraction form
    23,320.19/34,985.48 = 8,528.78/x
  3. Step 3: Cross multiply
    23,320.19x = 34,985.48 × 8,528.78
  4. Step 4: Simplify right side
    23,320.19x = 298,383,244.54
  5. Step 5: Solve for x
    x = 298,383,244.54/23,320.19
  6. Step 6: Final answer
    x = 12,795.06

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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.