Home / 37,063.76-55,577.40-12,422.48

Finding the Fourth Proportional to 37,063.76, 55,577.40 and 12,422.48

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Solution

The fourth proportional to 37,063.76, 55,577.40 and 12,422.48 is: 18,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,063.76 : 55,577.40 = 12,422.48 : x
  2. Step 2: Convert to fraction form
    37,063.76/55,577.40 = 12,422.48/x
  3. Step 3: Cross multiply
    37,063.76x = 55,577.40 × 12,422.48
  4. Step 4: Simplify right side
    37,063.76x = 690,409,139.95
  5. Step 5: Solve for x
    x = 690,409,139.95/37,063.76
  6. Step 6: Final answer
    x = 18,627.61

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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.