Home / 13,184.61-19,775.44-3,323.89

Finding the Fourth Proportional to 13,184.61, 19,775.44 and 3,323.89

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Solution

The fourth proportional to 13,184.61, 19,775.44 and 3,323.89 is: 4,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.61 : 19,775.44 = 3,323.89 : x
  2. Step 2: Convert to fraction form
    13,184.61/19,775.44 = 3,323.89/x
  3. Step 3: Cross multiply
    13,184.61x = 19,775.44 × 3,323.89
  4. Step 4: Simplify right side
    13,184.61x = 65,731,387.26
  5. Step 5: Solve for x
    x = 65,731,387.26/13,184.61
  6. Step 6: Final answer
    x = 4,985.46

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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.