Home / 14,466.43-19,965.80-9,161.74

Finding the Fourth Proportional to 14,466.43, 19,965.80 and 9,161.74

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Solution

The fourth proportional to 14,466.43, 19,965.80 and 9,161.74 is: 12,644.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,466.43 : 19,965.80 = 9,161.74 : x
  2. Step 2: Convert to fraction form
    14,466.43/19,965.80 = 9,161.74/x
  3. Step 3: Cross multiply
    14,466.43x = 19,965.80 × 9,161.74
  4. Step 4: Simplify right side
    14,466.43x = 182,921,322.85
  5. Step 5: Solve for x
    x = 182,921,322.85/14,466.43
  6. Step 6: Final answer
    x = 12,644.54

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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.