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Finding the Fourth Proportional to 14,693.70, 22,006.80 and 12,069.30

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Solution

The fourth proportional to 14,693.70, 22,006.80 and 12,069.30 is: 18,076.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,693.70 : 22,006.80 = 12,069.30 : x
  2. Step 2: Convert to fraction form
    14,693.70/22,006.80 = 12,069.30/x
  3. Step 3: Cross multiply
    14,693.70x = 22,006.80 × 12,069.30
  4. Step 4: Simplify right side
    14,693.70x = 265,606,671.24
  5. Step 5: Solve for x
    x = 265,606,671.24/14,693.70
  6. Step 6: Final answer
    x = 18,076.23

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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.