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Finding the Fourth Proportional to 50,972.67, 76,459.01 and 15,915.33

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Solution

The fourth proportional to 50,972.67, 76,459.01 and 15,915.33 is: 23,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,972.67 : 76,459.01 = 15,915.33 : x
  2. Step 2: Convert to fraction form
    50,972.67/76,459.01 = 15,915.33/x
  3. Step 3: Cross multiply
    50,972.67x = 76,459.01 × 15,915.33
  4. Step 4: Simplify right side
    50,972.67x = 1,216,870,375.62
  5. Step 5: Solve for x
    x = 1,216,870,375.62/50,972.67
  6. Step 6: Final answer
    x = 23,873.00

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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.