Home / 16,694.08-23,036.16-9,620.80

Finding the Fourth Proportional to 16,694.08, 23,036.16 and 9,620.80

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Solution

The fourth proportional to 16,694.08, 23,036.16 and 9,620.80 is: 13,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,694.08 : 23,036.16 = 9,620.80 : x
  2. Step 2: Convert to fraction form
    16,694.08/23,036.16 = 9,620.80/x
  3. Step 3: Cross multiply
    16,694.08x = 23,036.16 × 9,620.80
  4. Step 4: Simplify right side
    16,694.08x = 221,626,288.13
  5. Step 5: Solve for x
    x = 221,626,288.13/16,694.08
  6. Step 6: Final answer
    x = 13,275.74

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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.