Home / 13,476.74-20,214.65-4,116.38

Finding the Fourth Proportional to 13,476.74, 20,214.65 and 4,116.38

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Solution

The fourth proportional to 13,476.74, 20,214.65 and 4,116.38 is: 6,174.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.74 : 20,214.65 = 4,116.38 : x
  2. Step 2: Convert to fraction form
    13,476.74/20,214.65 = 4,116.38/x
  3. Step 3: Cross multiply
    13,476.74x = 20,214.65 × 4,116.38
  4. Step 4: Simplify right side
    13,476.74x = 83,211,165.99
  5. Step 5: Solve for x
    x = 83,211,165.99/13,476.74
  6. Step 6: Final answer
    x = 6,174.43

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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.