Home / 25,022.40-37,536.30-8,381.76

Finding the Fourth Proportional to 25,022.40, 37,536.30 and 8,381.76

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Solution

The fourth proportional to 25,022.40, 37,536.30 and 8,381.76 is: 12,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,022.40 : 37,536.30 = 8,381.76 : x
  2. Step 2: Convert to fraction form
    25,022.40/37,536.30 = 8,381.76/x
  3. Step 3: Cross multiply
    25,022.40x = 37,536.30 × 8,381.76
  4. Step 4: Simplify right side
    25,022.40x = 314,620,257.89
  5. Step 5: Solve for x
    x = 314,620,257.89/25,022.40
  6. Step 6: Final answer
    x = 12,573.54

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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.