Home / 16,615.41-22,918.19-13,252.29

Finding the Fourth Proportional to 16,615.41, 22,918.19 and 13,252.29

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Solution

The fourth proportional to 16,615.41, 22,918.19 and 13,252.29 is: 18,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.41 : 22,918.19 = 13,252.29 : x
  2. Step 2: Convert to fraction form
    16,615.41/22,918.19 = 13,252.29/x
  3. Step 3: Cross multiply
    16,615.41x = 22,918.19 × 13,252.29
  4. Step 4: Simplify right side
    16,615.41x = 303,718,433.89
  5. Step 5: Solve for x
    x = 303,718,433.89/16,615.41
  6. Step 6: Final answer
    x = 18,279.32

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1.5x scale

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.