Home / 40,532.70-60,796.62-12,453.01

Finding the Fourth Proportional to 40,532.70, 60,796.62 and 12,453.01

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Solution

The fourth proportional to 40,532.70, 60,796.62 and 12,453.01 is: 18,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,532.70 : 60,796.62 = 12,453.01 : x
  2. Step 2: Convert to fraction form
    40,532.70/60,796.62 = 12,453.01/x
  3. Step 3: Cross multiply
    40,532.70x = 60,796.62 × 12,453.01
  4. Step 4: Simplify right side
    40,532.70x = 757,100,916.83
  5. Step 5: Solve for x
    x = 757,100,916.83/40,532.70
  6. Step 6: Final answer
    x = 18,678.77

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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.