Home / 14,113.49-21,170.23-11,468.43

Finding the Fourth Proportional to 14,113.49, 21,170.23 and 11,468.43

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Solution

The fourth proportional to 14,113.49, 21,170.23 and 11,468.43 is: 17,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.49 : 21,170.23 = 11,468.43 : x
  2. Step 2: Convert to fraction form
    14,113.49/21,170.23 = 11,468.43/x
  3. Step 3: Cross multiply
    14,113.49x = 21,170.23 × 11,468.43
  4. Step 4: Simplify right side
    14,113.49x = 242,789,272.17
  5. Step 5: Solve for x
    x = 242,789,272.17/14,113.49
  6. Step 6: Final answer
    x = 17,202.65

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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.