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Finding the Fourth Proportional to 14,868, 20,524.32 and 9,282.24

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Solution

The fourth proportional to 14,868, 20,524.32 and 9,282.24 is: 12,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868 : 20,524.32 = 9,282.24 : x
  2. Step 2: Convert to fraction form
    14,868/20,524.32 = 9,282.24/x
  3. Step 3: Cross multiply
    14,868x = 20,524.32 × 9,282.24
  4. Step 4: Simplify right side
    14,868x = 190,511,664.08
  5. Step 5: Solve for x
    x = 190,511,664.08/14,868
  6. Step 6: Final answer
    x = 12,813.54

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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.