Home / 13,864.77-20,797.43-3,476.25

Finding the Fourth Proportional to 13,864.77, 20,797.43 and 3,476.25

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Solution

The fourth proportional to 13,864.77, 20,797.43 and 3,476.25 is: 5,214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.77 : 20,797.43 = 3,476.25 : x
  2. Step 2: Convert to fraction form
    13,864.77/20,797.43 = 3,476.25/x
  3. Step 3: Cross multiply
    13,864.77x = 20,797.43 × 3,476.25
  4. Step 4: Simplify right side
    13,864.77x = 72,297,048.66
  5. Step 5: Solve for x
    x = 72,297,048.66/13,864.77
  6. Step 6: Final answer
    x = 5,214.44

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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.