Home / 25,259.20-37,894.20-7,730.80

Finding the Fourth Proportional to 25,259.20, 37,894.20 and 7,730.80

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Solution

The fourth proportional to 25,259.20, 37,894.20 and 7,730.80 is: 11,597.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.20 : 37,894.20 = 7,730.80 : x
  2. Step 2: Convert to fraction form
    25,259.20/37,894.20 = 7,730.80/x
  3. Step 3: Cross multiply
    25,259.20x = 37,894.20 × 7,730.80
  4. Step 4: Simplify right side
    25,259.20x = 292,952,481.36
  5. Step 5: Solve for x
    x = 292,952,481.36/25,259.20
  6. Step 6: Final answer
    x = 11,597.85

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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.