Home / 50,840.10-76,264.56-13,399.92

Finding the Fourth Proportional to 50,840.10, 76,264.56 and 13,399.92

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Solution

The fourth proportional to 50,840.10, 76,264.56 and 13,399.92 is: 20,101.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.10 : 76,264.56 = 13,399.92 : x
  2. Step 2: Convert to fraction form
    50,840.10/76,264.56 = 13,399.92/x
  3. Step 3: Cross multiply
    50,840.10x = 76,264.56 × 13,399.92
  4. Step 4: Simplify right side
    50,840.10x = 1,021,939,002.84
  5. Step 5: Solve for x
    x = 1,021,939,002.84/50,840.10
  6. Step 6: Final answer
    x = 20,101.04

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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.