Home / 16,816.15-23,206.44-9,262.51

Finding the Fourth Proportional to 16,816.15, 23,206.44 and 9,262.51

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Solution

The fourth proportional to 16,816.15, 23,206.44 and 9,262.51 is: 12,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.15 : 23,206.44 = 9,262.51 : x
  2. Step 2: Convert to fraction form
    16,816.15/23,206.44 = 9,262.51/x
  3. Step 3: Cross multiply
    16,816.15x = 23,206.44 × 9,262.51
  4. Step 4: Simplify right side
    16,816.15x = 214,949,859.28
  5. Step 5: Solve for x
    x = 214,949,859.28/16,816.15
  6. Step 6: Final answer
    x = 12,782.35

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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.