Home / 16,743.99-23,106.74-9,190.37

Finding the Fourth Proportional to 16,743.99, 23,106.74 and 9,190.37

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Solution

The fourth proportional to 16,743.99, 23,106.74 and 9,190.37 is: 12,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743.99 : 23,106.74 = 9,190.37 : x
  2. Step 2: Convert to fraction form
    16,743.99/23,106.74 = 9,190.37/x
  3. Step 3: Cross multiply
    16,743.99x = 23,106.74 × 9,190.37
  4. Step 4: Simplify right side
    16,743.99x = 212,359,444.14
  5. Step 5: Solve for x
    x = 212,359,444.14/16,743.99
  6. Step 6: Final answer
    x = 12,682.73

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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.