Home / 34,719.15-47,912.46-18,803.61

Finding the Fourth Proportional to 34,719.15, 47,912.46 and 18,803.61

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Solution

The fourth proportional to 34,719.15, 47,912.46 and 18,803.61 is: 25,949.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.15 : 47,912.46 = 18,803.61 : x
  2. Step 2: Convert to fraction form
    34,719.15/47,912.46 = 18,803.61/x
  3. Step 3: Cross multiply
    34,719.15x = 47,912.46 × 18,803.61
  4. Step 4: Simplify right side
    34,719.15x = 900,927,211.98
  5. Step 5: Solve for x
    x = 900,927,211.98/34,719.15
  6. Step 6: Final answer
    x = 25,949.00

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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.