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Finding the Fourth Proportional to 32,614.71, 48,940.88 and 17,621.87

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Solution

The fourth proportional to 32,614.71, 48,940.88 and 17,621.87 is: 26,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,614.71 : 48,940.88 = 17,621.87 : x
  2. Step 2: Convert to fraction form
    32,614.71/48,940.88 = 17,621.87/x
  3. Step 3: Cross multiply
    32,614.71x = 48,940.88 × 17,621.87
  4. Step 4: Simplify right side
    32,614.71x = 862,429,991.45
  5. Step 5: Solve for x
    x = 862,429,991.45/32,614.71
  6. Step 6: Final answer
    x = 26,442.97

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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.