Home / 13,867.03-20,798.51-4,507.90

Finding the Fourth Proportional to 13,867.03, 20,798.51 and 4,507.90

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Solution

The fourth proportional to 13,867.03, 20,798.51 and 4,507.90 is: 6,761.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.03 : 20,798.51 = 4,507.90 : x
  2. Step 2: Convert to fraction form
    13,867.03/20,798.51 = 4,507.90/x
  3. Step 3: Cross multiply
    13,867.03x = 20,798.51 × 4,507.90
  4. Step 4: Simplify right side
    13,867.03x = 93,757,580.69
  5. Step 5: Solve for x
    x = 93,757,580.69/13,867.03
  6. Step 6: Final answer
    x = 6,761.19

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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.