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Finding the Fourth Proportional to 32,614.79, 48,931.93 and 18,754.07

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Solution

The fourth proportional to 32,614.79, 48,931.93 and 18,754.07 is: 28,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,614.79 : 48,931.93 = 18,754.07 : x
  2. Step 2: Convert to fraction form
    32,614.79/48,931.93 = 18,754.07/x
  3. Step 3: Cross multiply
    32,614.79x = 48,931.93 × 18,754.07
  4. Step 4: Simplify right side
    32,614.79x = 917,672,619.24
  5. Step 5: Solve for x
    x = 917,672,619.24/32,614.79
  6. Step 6: Final answer
    x = 28,136.71

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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.