Home / 16,963.11-23,407.32-9,790.61

Finding the Fourth Proportional to 16,963.11, 23,407.32 and 9,790.61

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Solution

The fourth proportional to 16,963.11, 23,407.32 and 9,790.61 is: 13,510.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.11 : 23,407.32 = 9,790.61 : x
  2. Step 2: Convert to fraction form
    16,963.11/23,407.32 = 9,790.61/x
  3. Step 3: Cross multiply
    16,963.11x = 23,407.32 × 9,790.61
  4. Step 4: Simplify right side
    16,963.11x = 229,171,824.23
  5. Step 5: Solve for x
    x = 229,171,824.23/16,963.11
  6. Step 6: Final answer
    x = 13,510.01

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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.