Home / 32,115.21-48,173.18-14,346.78

Finding the Fourth Proportional to 32,115.21, 48,173.18 and 14,346.78

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Solution

The fourth proportional to 32,115.21, 48,173.18 and 14,346.78 is: 21,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,115.21 : 48,173.18 = 14,346.78 : x
  2. Step 2: Convert to fraction form
    32,115.21/48,173.18 = 14,346.78/x
  3. Step 3: Cross multiply
    32,115.21x = 48,173.18 × 14,346.78
  4. Step 4: Simplify right side
    32,115.21x = 691,129,943.63
  5. Step 5: Solve for x
    x = 691,129,943.63/32,115.21
  6. Step 6: Final answer
    x = 21,520.33

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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.