Home / 23,473.61-35,211.85-7,680.31

Finding the Fourth Proportional to 23,473.61, 35,211.85 and 7,680.31

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Solution

The fourth proportional to 23,473.61, 35,211.85 and 7,680.31 is: 11,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,473.61 : 35,211.85 = 7,680.31 : x
  2. Step 2: Convert to fraction form
    23,473.61/35,211.85 = 7,680.31/x
  3. Step 3: Cross multiply
    23,473.61x = 35,211.85 × 7,680.31
  4. Step 4: Simplify right side
    23,473.61x = 270,437,915.48
  5. Step 5: Solve for x
    x = 270,437,915.48/23,473.61
  6. Step 6: Final answer
    x = 11,520.93

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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.