Home / 14,200.68-19,596.90-8,235.81

Finding the Fourth Proportional to 14,200.68, 19,596.90 and 8,235.81

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Solution

The fourth proportional to 14,200.68, 19,596.90 and 8,235.81 is: 11,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.68 : 19,596.90 = 8,235.81 : x
  2. Step 2: Convert to fraction form
    14,200.68/19,596.90 = 8,235.81/x
  3. Step 3: Cross multiply
    14,200.68x = 19,596.90 × 8,235.81
  4. Step 4: Simplify right side
    14,200.68x = 161,396,344.99
  5. Step 5: Solve for x
    x = 161,396,344.99/14,200.68
  6. Step 6: Final answer
    x = 11,365.40

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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.