Home / 14,334.42-19,783.50-8,369.30

Finding the Fourth Proportional to 14,334.42, 19,783.50 and 8,369.30

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Solution

The fourth proportional to 14,334.42, 19,783.50 and 8,369.30 is: 11,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,334.42 : 19,783.50 = 8,369.30 : x
  2. Step 2: Convert to fraction form
    14,334.42/19,783.50 = 8,369.30/x
  3. Step 3: Cross multiply
    14,334.42x = 19,783.50 × 8,369.30
  4. Step 4: Simplify right side
    14,334.42x = 165,574,046.55
  5. Step 5: Solve for x
    x = 165,574,046.55/14,334.42
  6. Step 6: Final answer
    x = 11,550.80

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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.