Home / 16,969.38-23,429.88-11,317.46

Finding the Fourth Proportional to 16,969.38, 23,429.88 and 11,317.46

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Solution

The fourth proportional to 16,969.38, 23,429.88 and 11,317.46 is: 15,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969.38 : 23,429.88 = 11,317.46 : x
  2. Step 2: Convert to fraction form
    16,969.38/23,429.88 = 11,317.46/x
  3. Step 3: Cross multiply
    16,969.38x = 23,429.88 × 11,317.46
  4. Step 4: Simplify right side
    16,969.38x = 265,166,612.56
  5. Step 5: Solve for x
    x = 265,166,612.56/16,969.38
  6. Step 6: Final answer
    x = 15,626.18

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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.