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Finding the Fourth Proportional to 37,674, 56,519.61 and 16,620.03

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Solution

The fourth proportional to 37,674, 56,519.61 and 16,620.03 is: 24,933.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,674 : 56,519.61 = 16,620.03 : x
  2. Step 2: Convert to fraction form
    37,674/56,519.61 = 16,620.03/x
  3. Step 3: Cross multiply
    37,674x = 56,519.61 × 16,620.03
  4. Step 4: Simplify right side
    37,674x = 939,357,613.79
  5. Step 5: Solve for x
    x = 939,357,613.79/37,674
  6. Step 6: Final answer
    x = 24,933.84

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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.