Home / 28,673.24-39,572.72-16,098

Finding the Fourth Proportional to 28,673.24, 39,572.72 and 16,098

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Solution

The fourth proportional to 28,673.24, 39,572.72 and 16,098 is: 22,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,673.24 : 39,572.72 = 16,098 : x
  2. Step 2: Convert to fraction form
    28,673.24/39,572.72 = 16,098/x
  3. Step 3: Cross multiply
    28,673.24x = 39,572.72 × 16,098
  4. Step 4: Simplify right side
    28,673.24x = 637,041,646.56
  5. Step 5: Solve for x
    x = 637,041,646.56/28,673.24
  6. Step 6: Final answer
    x = 22,217.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.