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Finding the Fourth Proportional to 24,840.36, 34,279 and 13,662.36

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Solution

The fourth proportional to 24,840.36, 34,279 and 13,662.36 is: 18,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,840.36 : 34,279 = 13,662.36 : x
  2. Step 2: Convert to fraction form
    24,840.36/34,279 = 13,662.36/x
  3. Step 3: Cross multiply
    24,840.36x = 34,279 × 13,662.36
  4. Step 4: Simplify right side
    24,840.36x = 468,332,038.44
  5. Step 5: Solve for x
    x = 468,332,038.44/24,840.36
  6. Step 6: Final answer
    x = 18,853.67

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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.