Home / 19,022.78-28,537.24-5,872.08

Finding the Fourth Proportional to 19,022.78, 28,537.24 and 5,872.08

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Solution

The fourth proportional to 19,022.78, 28,537.24 and 5,872.08 is: 8,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.78 : 28,537.24 = 5,872.08 : x
  2. Step 2: Convert to fraction form
    19,022.78/28,537.24 = 5,872.08/x
  3. Step 3: Cross multiply
    19,022.78x = 28,537.24 × 5,872.08
  4. Step 4: Simplify right side
    19,022.78x = 167,572,956.26
  5. Step 5: Solve for x
    x = 167,572,956.26/19,022.78
  6. Step 6: Final answer
    x = 8,809.07

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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.