Home / 52,639.50-78,964.56-17,099.34

Finding the Fourth Proportional to 52,639.50, 78,964.56 and 17,099.34

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Solution

The fourth proportional to 52,639.50, 78,964.56 and 17,099.34 is: 25,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,639.50 : 78,964.56 = 17,099.34 : x
  2. Step 2: Convert to fraction form
    52,639.50/78,964.56 = 17,099.34/x
  3. Step 3: Cross multiply
    52,639.50x = 78,964.56 × 17,099.34
  4. Step 4: Simplify right side
    52,639.50x = 1,350,241,859.39
  5. Step 5: Solve for x
    x = 1,350,241,859.39/52,639.50
  6. Step 6: Final answer
    x = 25,650.73

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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.