Home / 14,956.93-20,643.72-8,584.56

Finding the Fourth Proportional to 14,956.93, 20,643.72 and 8,584.56

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Solution

The fourth proportional to 14,956.93, 20,643.72 and 8,584.56 is: 11,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.93 : 20,643.72 = 8,584.56 : x
  2. Step 2: Convert to fraction form
    14,956.93/20,643.72 = 8,584.56/x
  3. Step 3: Cross multiply
    14,956.93x = 20,643.72 × 8,584.56
  4. Step 4: Simplify right side
    14,956.93x = 177,217,252.96
  5. Step 5: Solve for x
    x = 177,217,252.96/14,956.93
  6. Step 6: Final answer
    x = 11,848.50

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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.