Home / 16,858.06-23,264.12-9,406.06

Finding the Fourth Proportional to 16,858.06, 23,264.12 and 9,406.06

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Solution

The fourth proportional to 16,858.06, 23,264.12 and 9,406.06 is: 12,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.06 : 23,264.12 = 9,406.06 : x
  2. Step 2: Convert to fraction form
    16,858.06/23,264.12 = 9,406.06/x
  3. Step 3: Cross multiply
    16,858.06x = 23,264.12 × 9,406.06
  4. Step 4: Simplify right side
    16,858.06x = 218,823,708.57
  5. Step 5: Solve for x
    x = 218,823,708.57/16,858.06
  6. Step 6: Final answer
    x = 12,980.36

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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.