Home / 23,285.56-34,935.22-13,431.92

Finding the Fourth Proportional to 23,285.56, 34,935.22 and 13,431.92

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Solution

The fourth proportional to 23,285.56, 34,935.22 and 13,431.92 is: 20,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.56 : 34,935.22 = 13,431.92 : x
  2. Step 2: Convert to fraction form
    23,285.56/34,935.22 = 13,431.92/x
  3. Step 3: Cross multiply
    23,285.56x = 34,935.22 × 13,431.92
  4. Step 4: Simplify right side
    23,285.56x = 469,247,080.22
  5. Step 5: Solve for x
    x = 469,247,080.22/23,285.56
  6. Step 6: Final answer
    x = 20,151.85

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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.