Home / 13,741.63-20,612.49-3,353.38

Finding the Fourth Proportional to 13,741.63, 20,612.49 and 3,353.38

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Solution

The fourth proportional to 13,741.63, 20,612.49 and 3,353.38 is: 5,030.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.63 : 20,612.49 = 3,353.38 : x
  2. Step 2: Convert to fraction form
    13,741.63/20,612.49 = 3,353.38/x
  3. Step 3: Cross multiply
    13,741.63x = 20,612.49 × 3,353.38
  4. Step 4: Simplify right side
    13,741.63x = 69,121,460.18
  5. Step 5: Solve for x
    x = 69,121,460.18/13,741.63
  6. Step 6: Final answer
    x = 5,030.08

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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.