Home / 14,570.24-20,106.83-8,282.61

Finding the Fourth Proportional to 14,570.24, 20,106.83 and 8,282.61

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Solution

The fourth proportional to 14,570.24, 20,106.83 and 8,282.61 is: 11,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.24 : 20,106.83 = 8,282.61 : x
  2. Step 2: Convert to fraction form
    14,570.24/20,106.83 = 8,282.61/x
  3. Step 3: Cross multiply
    14,570.24x = 20,106.83 × 8,282.61
  4. Step 4: Simplify right side
    14,570.24x = 166,537,051.93
  5. Step 5: Solve for x
    x = 166,537,051.93/14,570.24
  6. Step 6: Final answer
    x = 11,429.95

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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.