Home / 25,280.80-37,925.60-10,481.60

Finding the Fourth Proportional to 25,280.80, 37,925.60 and 10,481.60

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Solution

The fourth proportional to 25,280.80, 37,925.60 and 10,481.60 is: 15,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.80 : 37,925.60 = 10,481.60 : x
  2. Step 2: Convert to fraction form
    25,280.80/37,925.60 = 10,481.60/x
  3. Step 3: Cross multiply
    25,280.80x = 37,925.60 × 10,481.60
  4. Step 4: Simplify right side
    25,280.80x = 397,520,968.96
  5. Step 5: Solve for x
    x = 397,520,968.96/25,280.80
  6. Step 6: Final answer
    x = 15,724.22

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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.