Home / 19,074.44-26,325.78-11,121.32

Finding the Fourth Proportional to 19,074.44, 26,325.78 and 11,121.32

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Solution

The fourth proportional to 19,074.44, 26,325.78 and 11,121.32 is: 15,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.44 : 26,325.78 = 11,121.32 : x
  2. Step 2: Convert to fraction form
    19,074.44/26,325.78 = 11,121.32/x
  3. Step 3: Cross multiply
    19,074.44x = 26,325.78 × 11,121.32
  4. Step 4: Simplify right side
    19,074.44x = 292,777,423.63
  5. Step 5: Solve for x
    x = 292,777,423.63/19,074.44
  6. Step 6: Final answer
    x = 15,349.20

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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.