Home / 13,444.02-20,153.73-5,653.38

Finding the Fourth Proportional to 13,444.02, 20,153.73 and 5,653.38

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Solution

The fourth proportional to 13,444.02, 20,153.73 and 5,653.38 is: 8,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.02 : 20,153.73 = 5,653.38 : x
  2. Step 2: Convert to fraction form
    13,444.02/20,153.73 = 5,653.38/x
  3. Step 3: Cross multiply
    13,444.02x = 20,153.73 × 5,653.38
  4. Step 4: Simplify right side
    13,444.02x = 113,936,694.11
  5. Step 5: Solve for x
    x = 113,936,694.11/13,444.02
  6. Step 6: Final answer
    x = 8,474.90

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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.