Home / 32,212.32-48,312.84-8,520.09

Finding the Fourth Proportional to 32,212.32, 48,312.84 and 8,520.09

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Solution

The fourth proportional to 32,212.32, 48,312.84 and 8,520.09 is: 12,778.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,212.32 : 48,312.84 = 8,520.09 : x
  2. Step 2: Convert to fraction form
    32,212.32/48,312.84 = 8,520.09/x
  3. Step 3: Cross multiply
    32,212.32x = 48,312.84 × 8,520.09
  4. Step 4: Simplify right side
    32,212.32x = 411,629,744.96
  5. Step 5: Solve for x
    x = 411,629,744.96/32,212.32
  6. Step 6: Final answer
    x = 12,778.64

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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.