Home / 34,084.28-47,035.94-18,976.56

Finding the Fourth Proportional to 34,084.28, 47,035.94 and 18,976.56

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Solution

The fourth proportional to 34,084.28, 47,035.94 and 18,976.56 is: 26,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,084.28 : 47,035.94 = 18,976.56 : x
  2. Step 2: Convert to fraction form
    34,084.28/47,035.94 = 18,976.56/x
  3. Step 3: Cross multiply
    34,084.28x = 47,035.94 × 18,976.56
  4. Step 4: Simplify right side
    34,084.28x = 892,580,242.68
  5. Step 5: Solve for x
    x = 892,580,242.68/34,084.28
  6. Step 6: Final answer
    x = 26,187.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.