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Finding the Fourth Proportional to 32,319.99, 48,467.16 and 13,608.99

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Solution

The fourth proportional to 32,319.99, 48,467.16 and 13,608.99 is: 20,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,319.99 : 48,467.16 = 13,608.99 : x
  2. Step 2: Convert to fraction form
    32,319.99/48,467.16 = 13,608.99/x
  3. Step 3: Cross multiply
    32,319.99x = 48,467.16 × 13,608.99
  4. Step 4: Simplify right side
    32,319.99x = 659,589,095.77
  5. Step 5: Solve for x
    x = 659,589,095.77/32,319.99
  6. Step 6: Final answer
    x = 20,408.08

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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.