Home / 25,004.57-37,491.01-12,521.21

Finding the Fourth Proportional to 25,004.57, 37,491.01 and 12,521.21

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Solution

The fourth proportional to 25,004.57, 37,491.01 and 12,521.21 is: 18,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,004.57 : 37,491.01 = 12,521.21 : x
  2. Step 2: Convert to fraction form
    25,004.57/37,491.01 = 12,521.21/x
  3. Step 3: Cross multiply
    25,004.57x = 37,491.01 × 12,521.21
  4. Step 4: Simplify right side
    25,004.57x = 469,432,590.56
  5. Step 5: Solve for x
    x = 469,432,590.56/25,004.57
  6. Step 6: Final answer
    x = 18,773.88

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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.