Home / 16,639.21-22,959.40-9,832.29

Finding the Fourth Proportional to 16,639.21, 22,959.40 and 9,832.29

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Solution

The fourth proportional to 16,639.21, 22,959.40 and 9,832.29 is: 13,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.21 : 22,959.40 = 9,832.29 : x
  2. Step 2: Convert to fraction form
    16,639.21/22,959.40 = 9,832.29/x
  3. Step 3: Cross multiply
    16,639.21x = 22,959.40 × 9,832.29
  4. Step 4: Simplify right side
    16,639.21x = 225,743,479.03
  5. Step 5: Solve for x
    x = 225,743,479.03/16,639.21
  6. Step 6: Final answer
    x = 13,566.96

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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.