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Finding the Fourth Proportional to 24,356.64, 36,536.64 and 8,559.84

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Solution

The fourth proportional to 24,356.64, 36,536.64 and 8,559.84 is: 12,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,356.64 : 36,536.64 = 8,559.84 : x
  2. Step 2: Convert to fraction form
    24,356.64/36,536.64 = 8,559.84/x
  3. Step 3: Cross multiply
    24,356.64x = 36,536.64 × 8,559.84
  4. Step 4: Simplify right side
    24,356.64x = 312,747,792.54
  5. Step 5: Solve for x
    x = 312,747,792.54/24,356.64
  6. Step 6: Final answer
    x = 12,840.35

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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.