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Finding the Fourth Proportional to 22,693.02, 33,966.52 and 12,136.63

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Solution

The fourth proportional to 22,693.02, 33,966.52 and 12,136.63 is: 18,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,693.02 : 33,966.52 = 12,136.63 : x
  2. Step 2: Convert to fraction form
    22,693.02/33,966.52 = 12,136.63/x
  3. Step 3: Cross multiply
    22,693.02x = 33,966.52 × 12,136.63
  4. Step 4: Simplify right side
    22,693.02x = 412,239,085.63
  5. Step 5: Solve for x
    x = 412,239,085.63/22,693.02
  6. Step 6: Final answer
    x = 18,165.90

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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.