Home / 14,292.94-19,724.87-8,323.64

Finding the Fourth Proportional to 14,292.94, 19,724.87 and 8,323.64

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Solution

The fourth proportional to 14,292.94, 19,724.87 and 8,323.64 is: 11,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.94 : 19,724.87 = 8,323.64 : x
  2. Step 2: Convert to fraction form
    14,292.94/19,724.87 = 8,323.64/x
  3. Step 3: Cross multiply
    14,292.94x = 19,724.87 × 8,323.64
  4. Step 4: Simplify right side
    14,292.94x = 164,182,724.62
  5. Step 5: Solve for x
    x = 164,182,724.62/14,292.94
  6. Step 6: Final answer
    x = 11,486.98

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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.