Home / 14,186.27-19,574.08-8,217.58

Finding the Fourth Proportional to 14,186.27, 19,574.08 and 8,217.58

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Solution

The fourth proportional to 14,186.27, 19,574.08 and 8,217.58 is: 11,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,186.27 : 19,574.08 = 8,217.58 : x
  2. Step 2: Convert to fraction form
    14,186.27/19,574.08 = 8,217.58/x
  3. Step 3: Cross multiply
    14,186.27x = 19,574.08 × 8,217.58
  4. Step 4: Simplify right side
    14,186.27x = 160,851,527.24
  5. Step 5: Solve for x
    x = 160,851,527.24/14,186.27
  6. Step 6: Final answer
    x = 11,338.54

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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.