Home / 21,626.26-29,844.24-11,690.26

Finding the Fourth Proportional to 21,626.26, 29,844.24 and 11,690.26

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Solution

The fourth proportional to 21,626.26, 29,844.24 and 11,690.26 is: 16,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.26 : 29,844.24 = 11,690.26 : x
  2. Step 2: Convert to fraction form
    21,626.26/29,844.24 = 11,690.26/x
  3. Step 3: Cross multiply
    21,626.26x = 29,844.24 × 11,690.26
  4. Step 4: Simplify right side
    21,626.26x = 348,886,925.10
  5. Step 5: Solve for x
    x = 348,886,925.10/21,626.26
  6. Step 6: Final answer
    x = 16,132.56

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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.