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Finding the Fourth Proportional to 14,696.70, 22,023.42 and 8,686.59

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Solution

The fourth proportional to 14,696.70, 22,023.42 and 8,686.59 is: 13,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696.70 : 22,023.42 = 8,686.59 : x
  2. Step 2: Convert to fraction form
    14,696.70/22,023.42 = 8,686.59/x
  3. Step 3: Cross multiply
    14,696.70x = 22,023.42 × 8,686.59
  4. Step 4: Simplify right side
    14,696.70x = 191,308,419.94
  5. Step 5: Solve for x
    x = 191,308,419.94/14,696.70
  6. Step 6: Final answer
    x = 13,017.10

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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.