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Finding the Fourth Proportional to 14,696.29, 22,022.81 and 8,686.18

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Solution

The fourth proportional to 14,696.29, 22,022.81 and 8,686.18 is: 13,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696.29 : 22,022.81 = 8,686.18 : x
  2. Step 2: Convert to fraction form
    14,696.29/22,022.81 = 8,686.18/x
  3. Step 3: Cross multiply
    14,696.29x = 22,022.81 × 8,686.18
  4. Step 4: Simplify right side
    14,696.29x = 191,294,091.77
  5. Step 5: Solve for x
    x = 191,294,091.77/14,696.29
  6. Step 6: Final answer
    x = 13,016.49

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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.