Home / 12,723.08-19,063.56-4,927.64

Finding the Fourth Proportional to 12,723.08, 19,063.56 and 4,927.64

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Solution

The fourth proportional to 12,723.08, 19,063.56 and 4,927.64 is: 7,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.08 : 19,063.56 = 4,927.64 : x
  2. Step 2: Convert to fraction form
    12,723.08/19,063.56 = 4,927.64/x
  3. Step 3: Cross multiply
    12,723.08x = 19,063.56 × 4,927.64
  4. Step 4: Simplify right side
    12,723.08x = 93,938,360.80
  5. Step 5: Solve for x
    x = 93,938,360.80/12,723.08
  6. Step 6: Final answer
    x = 7,383.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.