Home / 13,903.29-20,850.62-5,017.47

Finding the Fourth Proportional to 13,903.29, 20,850.62 and 5,017.47

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Solution

The fourth proportional to 13,903.29, 20,850.62 and 5,017.47 is: 7,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.29 : 20,850.62 = 5,017.47 : x
  2. Step 2: Convert to fraction form
    13,903.29/20,850.62 = 5,017.47/x
  3. Step 3: Cross multiply
    13,903.29x = 20,850.62 × 5,017.47
  4. Step 4: Simplify right side
    13,903.29x = 104,617,256.08
  5. Step 5: Solve for x
    x = 104,617,256.08/13,903.29
  6. Step 6: Final answer
    x = 7,524.64

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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.