Home / 14,014.69-19,329.33-8,979.37

Finding the Fourth Proportional to 14,014.69, 19,329.33 and 8,979.37

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Solution

The fourth proportional to 14,014.69, 19,329.33 and 8,979.37 is: 12,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.69 : 19,329.33 = 8,979.37 : x
  2. Step 2: Convert to fraction form
    14,014.69/19,329.33 = 8,979.37/x
  3. Step 3: Cross multiply
    14,014.69x = 19,329.33 × 8,979.37
  4. Step 4: Simplify right side
    14,014.69x = 173,565,205.92
  5. Step 5: Solve for x
    x = 173,565,205.92/14,014.69
  6. Step 6: Final answer
    x = 12,384.52

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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.