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Finding the Fourth Proportional to 32,231.72, 48,349.91 and 13,492.88

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Solution

The fourth proportional to 32,231.72, 48,349.91 and 13,492.88 is: 20,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,231.72 : 48,349.91 = 13,492.88 : x
  2. Step 2: Convert to fraction form
    32,231.72/48,349.91 = 13,492.88/x
  3. Step 3: Cross multiply
    32,231.72x = 48,349.91 × 13,492.88
  4. Step 4: Simplify right side
    32,231.72x = 652,379,533.64
  5. Step 5: Solve for x
    x = 652,379,533.64/32,231.72
  6. Step 6: Final answer
    x = 20,240.30

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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.