Home / 13,948.48-20,923.44-3,560.32

Finding the Fourth Proportional to 13,948.48, 20,923.44 and 3,560.32

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Solution

The fourth proportional to 13,948.48, 20,923.44 and 3,560.32 is: 5,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.48 : 20,923.44 = 3,560.32 : x
  2. Step 2: Convert to fraction form
    13,948.48/20,923.44 = 3,560.32/x
  3. Step 3: Cross multiply
    13,948.48x = 20,923.44 × 3,560.32
  4. Step 4: Simplify right side
    13,948.48x = 74,494,141.90
  5. Step 5: Solve for x
    x = 74,494,141.90/13,948.48
  6. Step 6: Final answer
    x = 5,340.66

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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.