Home / 15,372.90-23,025.24-12,550.86

Finding the Fourth Proportional to 15,372.90, 23,025.24 and 12,550.86

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Solution

The fourth proportional to 15,372.90, 23,025.24 and 12,550.86 is: 18,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372.90 : 23,025.24 = 12,550.86 : x
  2. Step 2: Convert to fraction form
    15,372.90/23,025.24 = 12,550.86/x
  3. Step 3: Cross multiply
    15,372.90x = 23,025.24 × 12,550.86
  4. Step 4: Simplify right side
    15,372.90x = 288,986,563.71
  5. Step 5: Solve for x
    x = 288,986,563.71/15,372.90
  6. Step 6: Final answer
    x = 18,798.44

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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.