Home / 15,957.46-23,915.07-12,245.50

Finding the Fourth Proportional to 15,957.46, 23,915.07 and 12,245.50

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Solution

The fourth proportional to 15,957.46, 23,915.07 and 12,245.50 is: 18,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.46 : 23,915.07 = 12,245.50 : x
  2. Step 2: Convert to fraction form
    15,957.46/23,915.07 = 12,245.50/x
  3. Step 3: Cross multiply
    15,957.46x = 23,915.07 × 12,245.50
  4. Step 4: Simplify right side
    15,957.46x = 292,851,989.69
  5. Step 5: Solve for x
    x = 292,851,989.69/15,957.46
  6. Step 6: Final answer
    x = 18,352.04

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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.