Home / 15,445.75-23,168.83-5,057.50

Finding the Fourth Proportional to 15,445.75, 23,168.83 and 5,057.50

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Solution

The fourth proportional to 15,445.75, 23,168.83 and 5,057.50 is: 7,586.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.75 : 23,168.83 = 5,057.50 : x
  2. Step 2: Convert to fraction form
    15,445.75/23,168.83 = 5,057.50/x
  3. Step 3: Cross multiply
    15,445.75x = 23,168.83 × 5,057.50
  4. Step 4: Simplify right side
    15,445.75x = 117,176,357.73
  5. Step 5: Solve for x
    x = 117,176,357.73/15,445.75
  6. Step 6: Final answer
    x = 7,586.32

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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.