Home / 16,529.43-22,811.64-9,360.54

Finding the Fourth Proportional to 16,529.43, 22,811.64 and 9,360.54

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Solution

The fourth proportional to 16,529.43, 22,811.64 and 9,360.54 is: 12,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.43 : 22,811.64 = 9,360.54 : x
  2. Step 2: Convert to fraction form
    16,529.43/22,811.64 = 9,360.54/x
  3. Step 3: Cross multiply
    16,529.43x = 22,811.64 × 9,360.54
  4. Step 4: Simplify right side
    16,529.43x = 213,529,268.69
  5. Step 5: Solve for x
    x = 213,529,268.69/16,529.43
  6. Step 6: Final answer
    x = 12,918.13

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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.