Home / 16,899.66-23,323.56-9,826.08

Finding the Fourth Proportional to 16,899.66, 23,323.56 and 9,826.08

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Solution

The fourth proportional to 16,899.66, 23,323.56 and 9,826.08 is: 13,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899.66 : 23,323.56 = 9,826.08 : x
  2. Step 2: Convert to fraction form
    16,899.66/23,323.56 = 9,826.08/x
  3. Step 3: Cross multiply
    16,899.66x = 23,323.56 × 9,826.08
  4. Step 4: Simplify right side
    16,899.66x = 229,179,129.60
  5. Step 5: Solve for x
    x = 229,179,129.60/16,899.66
  6. Step 6: Final answer
    x = 13,561.17

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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.