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Finding the Fourth Proportional to 15,088.44, 22,638.06 and 7,694.76

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Solution

The fourth proportional to 15,088.44, 22,638.06 and 7,694.76 is: 11,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088.44 : 22,638.06 = 7,694.76 : x
  2. Step 2: Convert to fraction form
    15,088.44/22,638.06 = 7,694.76/x
  3. Step 3: Cross multiply
    15,088.44x = 22,638.06 × 7,694.76
  4. Step 4: Simplify right side
    15,088.44x = 174,194,438.57
  5. Step 5: Solve for x
    x = 174,194,438.57/15,088.44
  6. Step 6: Final answer
    x = 11,544.89

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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.