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Finding the Fourth Proportional to 32,662.26, 48,995.62 and 12,940.79

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Solution

The fourth proportional to 32,662.26, 48,995.62 and 12,940.79 is: 19,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,662.26 : 48,995.62 = 12,940.79 : x
  2. Step 2: Convert to fraction form
    32,662.26/48,995.62 = 12,940.79/x
  3. Step 3: Cross multiply
    32,662.26x = 48,995.62 × 12,940.79
  4. Step 4: Simplify right side
    32,662.26x = 634,041,752.01
  5. Step 5: Solve for x
    x = 634,041,752.01/32,662.26
  6. Step 6: Final answer
    x = 19,412.06

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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.