Home / 13,867.05-20,804.22-4,007.13

Finding the Fourth Proportional to 13,867.05, 20,804.22 and 4,007.13

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Solution

The fourth proportional to 13,867.05, 20,804.22 and 4,007.13 is: 6,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.05 : 20,804.22 = 4,007.13 : x
  2. Step 2: Convert to fraction form
    13,867.05/20,804.22 = 4,007.13/x
  3. Step 3: Cross multiply
    13,867.05x = 20,804.22 × 4,007.13
  4. Step 4: Simplify right side
    13,867.05x = 83,365,214.09
  5. Step 5: Solve for x
    x = 83,365,214.09/13,867.05
  6. Step 6: Final answer
    x = 6,011.75

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1.5x scale

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.