Home / 13,215.96-19,823.40-4,448.52

Finding the Fourth Proportional to 13,215.96, 19,823.40 and 4,448.52

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Solution

The fourth proportional to 13,215.96, 19,823.40 and 4,448.52 is: 6,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,215.96 : 19,823.40 = 4,448.52 : x
  2. Step 2: Convert to fraction form
    13,215.96/19,823.40 = 4,448.52/x
  3. Step 3: Cross multiply
    13,215.96x = 19,823.40 × 4,448.52
  4. Step 4: Simplify right side
    13,215.96x = 88,184,791.37
  5. Step 5: Solve for x
    x = 88,184,791.37/13,215.96
  6. Step 6: Final answer
    x = 6,672.60

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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.