Home / 15,309.39-22,916.37-11,790.27

Finding the Fourth Proportional to 15,309.39, 22,916.37 and 11,790.27

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Solution

The fourth proportional to 15,309.39, 22,916.37 and 11,790.27 is: 17,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309.39 : 22,916.37 = 11,790.27 : x
  2. Step 2: Convert to fraction form
    15,309.39/22,916.37 = 11,790.27/x
  3. Step 3: Cross multiply
    15,309.39x = 22,916.37 × 11,790.27
  4. Step 4: Simplify right side
    15,309.39x = 270,190,189.72
  5. Step 5: Solve for x
    x = 270,190,189.72/15,309.39
  6. Step 6: Final answer
    x = 17,648.66

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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.