Home / 16,736.90-23,066.91-13,743.14

Finding the Fourth Proportional to 16,736.90, 23,066.91 and 13,743.14

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Solution

The fourth proportional to 16,736.90, 23,066.91 and 13,743.14 is: 18,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,736.90 : 23,066.91 = 13,743.14 : x
  2. Step 2: Convert to fraction form
    16,736.90/23,066.91 = 13,743.14/x
  3. Step 3: Cross multiply
    16,736.90x = 23,066.91 × 13,743.14
  4. Step 4: Simplify right side
    16,736.90x = 317,011,658.16
  5. Step 5: Solve for x
    x = 317,011,658.16/16,736.90
  6. Step 6: Final answer
    x = 18,940.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.