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Finding the Fourth Proportional to 15,959.42, 23,938.21 and 6,099.69

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Solution

The fourth proportional to 15,959.42, 23,938.21 and 6,099.69 is: 9,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.42 : 23,938.21 = 6,099.69 : x
  2. Step 2: Convert to fraction form
    15,959.42/23,938.21 = 6,099.69/x
  3. Step 3: Cross multiply
    15,959.42x = 23,938.21 × 6,099.69
  4. Step 4: Simplify right side
    15,959.42x = 146,015,660.15
  5. Step 5: Solve for x
    x = 146,015,660.15/15,959.42
  6. Step 6: Final answer
    x = 9,149.18

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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.