Home / 11,739.88-16,206.10-7,023.26

Finding the Fourth Proportional to 11,739.88, 16,206.10 and 7,023.26

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Solution

The fourth proportional to 11,739.88, 16,206.10 and 7,023.26 is: 9,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.88 : 16,206.10 = 7,023.26 : x
  2. Step 2: Convert to fraction form
    11,739.88/16,206.10 = 7,023.26/x
  3. Step 3: Cross multiply
    11,739.88x = 16,206.10 × 7,023.26
  4. Step 4: Simplify right side
    11,739.88x = 113,819,653.89
  5. Step 5: Solve for x
    x = 113,819,653.89/11,739.88
  6. Step 6: Final answer
    x = 9,695.13

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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.