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Finding the Fourth Proportional to 15,808.49, 23,694.51 and 7,490.60

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Solution

The fourth proportional to 15,808.49, 23,694.51 and 7,490.60 is: 11,227.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.49 : 23,694.51 = 7,490.60 : x
  2. Step 2: Convert to fraction form
    15,808.49/23,694.51 = 7,490.60/x
  3. Step 3: Cross multiply
    15,808.49x = 23,694.51 × 7,490.60
  4. Step 4: Simplify right side
    15,808.49x = 177,486,096.61
  5. Step 5: Solve for x
    x = 177,486,096.61/15,808.49
  6. Step 6: Final answer
    x = 11,227.26

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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.