Home / 30,213.65-45,273.89-16,175.54

Finding the Fourth Proportional to 30,213.65, 45,273.89 and 16,175.54

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Solution

The fourth proportional to 30,213.65, 45,273.89 and 16,175.54 is: 24,238.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.65 : 45,273.89 = 16,175.54 : x
  2. Step 2: Convert to fraction form
    30,213.65/45,273.89 = 16,175.54/x
  3. Step 3: Cross multiply
    30,213.65x = 45,273.89 × 16,175.54
  4. Step 4: Simplify right side
    30,213.65x = 732,329,432.72
  5. Step 5: Solve for x
    x = 732,329,432.72/30,213.65
  6. Step 6: Final answer
    x = 24,238.37

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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.