Home / 16,764.24-23,134.44-9,690.48

Finding the Fourth Proportional to 16,764.24, 23,134.44 and 9,690.48

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Solution

The fourth proportional to 16,764.24, 23,134.44 and 9,690.48 is: 13,372.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.24 : 23,134.44 = 9,690.48 : x
  2. Step 2: Convert to fraction form
    16,764.24/23,134.44 = 9,690.48/x
  3. Step 3: Cross multiply
    16,764.24x = 23,134.44 × 9,690.48
  4. Step 4: Simplify right side
    16,764.24x = 224,183,828.13
  5. Step 5: Solve for x
    x = 224,183,828.13/16,764.24
  6. Step 6: Final answer
    x = 13,372.74

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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.