Home / 19,293.72-28,945.35-13,733.25

Finding the Fourth Proportional to 19,293.72, 28,945.35 and 13,733.25

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Solution

The fourth proportional to 19,293.72, 28,945.35 and 13,733.25 is: 20,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.72 : 28,945.35 = 13,733.25 : x
  2. Step 2: Convert to fraction form
    19,293.72/28,945.35 = 13,733.25/x
  3. Step 3: Cross multiply
    19,293.72x = 28,945.35 × 13,733.25
  4. Step 4: Simplify right side
    19,293.72x = 397,513,727.89
  5. Step 5: Solve for x
    x = 397,513,727.89/19,293.72
  6. Step 6: Final answer
    x = 20,603.27

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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.