Home / 12,723.93-19,095-9,427.08

Finding the Fourth Proportional to 12,723.93, 19,095 and 9,427.08

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Solution

The fourth proportional to 12,723.93, 19,095 and 9,427.08 is: 14,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.93 : 19,095 = 9,427.08 : x
  2. Step 2: Convert to fraction form
    12,723.93/19,095 = 9,427.08/x
  3. Step 3: Cross multiply
    12,723.93x = 19,095 × 9,427.08
  4. Step 4: Simplify right side
    12,723.93x = 180,010,092.60
  5. Step 5: Solve for x
    x = 180,010,092.60/12,723.93
  6. Step 6: Final answer
    x = 14,147.37

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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.