Home / 19,466.57-26,863.91-11,291.75

Finding the Fourth Proportional to 19,466.57, 26,863.91 and 11,291.75

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Solution

The fourth proportional to 19,466.57, 26,863.91 and 11,291.75 is: 15,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,466.57 : 26,863.91 = 11,291.75 : x
  2. Step 2: Convert to fraction form
    19,466.57/26,863.91 = 11,291.75/x
  3. Step 3: Cross multiply
    19,466.57x = 26,863.91 × 11,291.75
  4. Step 4: Simplify right side
    19,466.57x = 303,340,364.96
  5. Step 5: Solve for x
    x = 303,340,364.96/19,466.57
  6. Step 6: Final answer
    x = 15,582.63

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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.