Home / 25,160.42-37,738.20-7,630.40

Finding the Fourth Proportional to 25,160.42, 37,738.20 and 7,630.40

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Solution

The fourth proportional to 25,160.42, 37,738.20 and 7,630.40 is: 11,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.42 : 37,738.20 = 7,630.40 : x
  2. Step 2: Convert to fraction form
    25,160.42/37,738.20 = 7,630.40/x
  3. Step 3: Cross multiply
    25,160.42x = 37,738.20 × 7,630.40
  4. Step 4: Simplify right side
    25,160.42x = 287,957,684.24
  5. Step 5: Solve for x
    x = 287,957,684.24/25,160.42
  6. Step 6: Final answer
    x = 11,444.87

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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.