Home / 17,114.13-23,620.50-11,071.80

Finding the Fourth Proportional to 17,114.13, 23,620.50 and 11,071.80

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Solution

The fourth proportional to 17,114.13, 23,620.50 and 11,071.80 is: 15,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,114.13 : 23,620.50 = 11,071.80 : x
  2. Step 2: Convert to fraction form
    17,114.13/23,620.50 = 11,071.80/x
  3. Step 3: Cross multiply
    17,114.13x = 23,620.50 × 11,071.80
  4. Step 4: Simplify right side
    17,114.13x = 261,521,451.90
  5. Step 5: Solve for x
    x = 261,521,451.90/17,114.13
  6. Step 6: Final answer
    x = 15,281.03

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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.