Home / 23,487.43-32,404.35-13,408.60

Finding the Fourth Proportional to 23,487.43, 32,404.35 and 13,408.60

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Solution

The fourth proportional to 23,487.43, 32,404.35 and 13,408.60 is: 18,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.43 : 32,404.35 = 13,408.60 : x
  2. Step 2: Convert to fraction form
    23,487.43/32,404.35 = 13,408.60/x
  3. Step 3: Cross multiply
    23,487.43x = 32,404.35 × 13,408.60
  4. Step 4: Simplify right side
    23,487.43x = 434,496,967.41
  5. Step 5: Solve for x
    x = 434,496,967.41/23,487.43
  6. Step 6: Final answer
    x = 18,499.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.