Home / 19,022.91-28,537.94-5,872.20

Finding the Fourth Proportional to 19,022.91, 28,537.94 and 5,872.20

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Solution

The fourth proportional to 19,022.91, 28,537.94 and 5,872.20 is: 8,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.91 : 28,537.94 = 5,872.20 : x
  2. Step 2: Convert to fraction form
    19,022.91/28,537.94 = 5,872.20/x
  3. Step 3: Cross multiply
    19,022.91x = 28,537.94 × 5,872.20
  4. Step 4: Simplify right side
    19,022.91x = 167,580,491.27
  5. Step 5: Solve for x
    x = 167,580,491.27/19,022.91
  6. Step 6: Final answer
    x = 8,809.40

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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.