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Finding the Fourth Proportional to 15,954.04, 23,922.06 and 7,636.06

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Solution

The fourth proportional to 15,954.04, 23,922.06 and 7,636.06 is: 11,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.04 : 23,922.06 = 7,636.06 : x
  2. Step 2: Convert to fraction form
    15,954.04/23,922.06 = 7,636.06/x
  3. Step 3: Cross multiply
    15,954.04x = 23,922.06 × 7,636.06
  4. Step 4: Simplify right side
    15,954.04x = 182,670,285.48
  5. Step 5: Solve for x
    x = 182,670,285.48/15,954.04
  6. Step 6: Final answer
    x = 11,449.78

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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.