Home / 13,373.36-20,055.95-5,057.30

Finding the Fourth Proportional to 13,373.36, 20,055.95 and 5,057.30

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Solution

The fourth proportional to 13,373.36, 20,055.95 and 5,057.30 is: 7,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.36 : 20,055.95 = 5,057.30 : x
  2. Step 2: Convert to fraction form
    13,373.36/20,055.95 = 5,057.30/x
  3. Step 3: Cross multiply
    13,373.36x = 20,055.95 × 5,057.30
  4. Step 4: Simplify right side
    13,373.36x = 101,428,830.37
  5. Step 5: Solve for x
    x = 101,428,830.37/13,373.36
  6. Step 6: Final answer
    x = 7,584.39

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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.