Home / 47,812.10-71,719.67-14,532.46

Finding the Fourth Proportional to 47,812.10, 71,719.67 and 14,532.46

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Solution

The fourth proportional to 47,812.10, 71,719.67 and 14,532.46 is: 21,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812.10 : 71,719.67 = 14,532.46 : x
  2. Step 2: Convert to fraction form
    47,812.10/71,719.67 = 14,532.46/x
  3. Step 3: Cross multiply
    47,812.10x = 71,719.67 × 14,532.46
  4. Step 4: Simplify right side
    47,812.10x = 1,042,263,235.49
  5. Step 5: Solve for x
    x = 1,042,263,235.49/47,812.10
  6. Step 6: Final answer
    x = 21,799.15

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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.