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Finding the Fourth Proportional to 24,290.28, 36,440.28 and 8,709.12

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Solution

The fourth proportional to 24,290.28, 36,440.28 and 8,709.12 is: 13,065.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.28 : 36,440.28 = 8,709.12 : x
  2. Step 2: Convert to fraction form
    24,290.28/36,440.28 = 8,709.12/x
  3. Step 3: Cross multiply
    24,290.28x = 36,440.28 × 8,709.12
  4. Step 4: Simplify right side
    24,290.28x = 317,362,771.35
  5. Step 5: Solve for x
    x = 317,362,771.35/24,290.28
  6. Step 6: Final answer
    x = 13,065.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.