Home / 25,157.79-37,722.11-8,512.29

Finding the Fourth Proportional to 25,157.79, 37,722.11 and 8,512.29

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Solution

The fourth proportional to 25,157.79, 37,722.11 and 8,512.29 is: 12,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.79 : 37,722.11 = 8,512.29 : x
  2. Step 2: Convert to fraction form
    25,157.79/37,722.11 = 8,512.29/x
  3. Step 3: Cross multiply
    25,157.79x = 37,722.11 × 8,512.29
  4. Step 4: Simplify right side
    25,157.79x = 321,101,497.17
  5. Step 5: Solve for x
    x = 321,101,497.17/25,157.79
  6. Step 6: Final answer
    x = 12,763.50

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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.