Home / 23,285.72-34,928.94-12,963.08

Finding the Fourth Proportional to 23,285.72, 34,928.94 and 12,963.08

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Solution

The fourth proportional to 23,285.72, 34,928.94 and 12,963.08 is: 19,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.72 : 34,928.94 = 12,963.08 : x
  2. Step 2: Convert to fraction form
    23,285.72/34,928.94 = 12,963.08/x
  3. Step 3: Cross multiply
    23,285.72x = 34,928.94 × 12,963.08
  4. Step 4: Simplify right side
    23,285.72x = 452,786,643.54
  5. Step 5: Solve for x
    x = 452,786,643.54/23,285.72
  6. Step 6: Final answer
    x = 19,444.82

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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.