Home / 25,105.60-37,636.80-15,234.40

Finding the Fourth Proportional to 25,105.60, 37,636.80 and 15,234.40

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Solution

The fourth proportional to 25,105.60, 37,636.80 and 15,234.40 is: 22,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.60 : 37,636.80 = 15,234.40 : x
  2. Step 2: Convert to fraction form
    25,105.60/37,636.80 = 15,234.40/x
  3. Step 3: Cross multiply
    25,105.60x = 37,636.80 × 15,234.40
  4. Step 4: Simplify right side
    25,105.60x = 573,374,065.92
  5. Step 5: Solve for x
    x = 573,374,065.92/25,105.60
  6. Step 6: Final answer
    x = 22,838.49

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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.