Home / 13,227.98-19,849.71-4,913.75

Finding the Fourth Proportional to 13,227.98, 19,849.71 and 4,913.75

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Solution

The fourth proportional to 13,227.98, 19,849.71 and 4,913.75 is: 7,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.98 : 19,849.71 = 4,913.75 : x
  2. Step 2: Convert to fraction form
    13,227.98/19,849.71 = 4,913.75/x
  3. Step 3: Cross multiply
    13,227.98x = 19,849.71 × 4,913.75
  4. Step 4: Simplify right side
    13,227.98x = 97,536,413.26
  5. Step 5: Solve for x
    x = 97,536,413.26/13,227.98
  6. Step 6: Final answer
    x = 7,373.50

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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.