Home / 13,361.76-20,039.83-5,041.59

Finding the Fourth Proportional to 13,361.76, 20,039.83 and 5,041.59

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Solution

The fourth proportional to 13,361.76, 20,039.83 and 5,041.59 is: 7,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361.76 : 20,039.83 = 5,041.59 : x
  2. Step 2: Convert to fraction form
    13,361.76/20,039.83 = 5,041.59/x
  3. Step 3: Cross multiply
    13,361.76x = 20,039.83 × 5,041.59
  4. Step 4: Simplify right side
    13,361.76x = 101,032,581.32
  5. Step 5: Solve for x
    x = 101,032,581.32/13,361.76
  6. Step 6: Final answer
    x = 7,561.32

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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.