Home / 28,546.68-42,823.67-11,021.52

Finding the Fourth Proportional to 28,546.68, 42,823.67 and 11,021.52

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Solution

The fourth proportional to 28,546.68, 42,823.67 and 11,021.52 is: 16,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546.68 : 42,823.67 = 11,021.52 : x
  2. Step 2: Convert to fraction form
    28,546.68/42,823.67 = 11,021.52/x
  3. Step 3: Cross multiply
    28,546.68x = 42,823.67 × 11,021.52
  4. Step 4: Simplify right side
    28,546.68x = 471,981,880.27
  5. Step 5: Solve for x
    x = 471,981,880.27/28,546.68
  6. Step 6: Final answer
    x = 16,533.69

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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.