Home / 13,825.36-20,741.28-6,036.40

Finding the Fourth Proportional to 13,825.36, 20,741.28 and 6,036.40

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Solution

The fourth proportional to 13,825.36, 20,741.28 and 6,036.40 is: 9,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825.36 : 20,741.28 = 6,036.40 : x
  2. Step 2: Convert to fraction form
    13,825.36/20,741.28 = 6,036.40/x
  3. Step 3: Cross multiply
    13,825.36x = 20,741.28 × 6,036.40
  4. Step 4: Simplify right side
    13,825.36x = 125,202,662.59
  5. Step 5: Solve for x
    x = 125,202,662.59/13,825.36
  6. Step 6: Final answer
    x = 9,056.01

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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.