Home / 32,245.60-48,364.72-8,869

Finding the Fourth Proportional to 32,245.60, 48,364.72 and 8,869

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Solution

The fourth proportional to 32,245.60, 48,364.72 and 8,869 is: 13,302.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,245.60 : 48,364.72 = 8,869 : x
  2. Step 2: Convert to fraction form
    32,245.60/48,364.72 = 8,869/x
  3. Step 3: Cross multiply
    32,245.60x = 48,364.72 × 8,869
  4. Step 4: Simplify right side
    32,245.60x = 428,946,701.68
  5. Step 5: Solve for x
    x = 428,946,701.68/32,245.60
  6. Step 6: Final answer
    x = 13,302.49

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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.