Home / 11,697.56-17,395.91-11,328.40

Finding the Fourth Proportional to 11,697.56, 17,395.91 and 11,328.40

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Solution

The fourth proportional to 11,697.56, 17,395.91 and 11,328.40 is: 16,846.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,697.56 : 17,395.91 = 11,328.40 : x
  2. Step 2: Convert to fraction form
    11,697.56/17,395.91 = 11,328.40/x
  3. Step 3: Cross multiply
    11,697.56x = 17,395.91 × 11,328.40
  4. Step 4: Simplify right side
    11,697.56x = 197,067,826.84
  5. Step 5: Solve for x
    x = 197,067,826.84/11,697.56
  6. Step 6: Final answer
    x = 16,846.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.