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Finding the Fourth Proportional to 13,083.51, 19,625.27 and 3,849.51

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Solution

The fourth proportional to 13,083.51, 19,625.27 and 3,849.51 is: 5,774.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.51 : 19,625.27 = 3,849.51 : x
  2. Step 2: Convert to fraction form
    13,083.51/19,625.27 = 3,849.51/x
  3. Step 3: Cross multiply
    13,083.51x = 19,625.27 × 3,849.51
  4. Step 4: Simplify right side
    13,083.51x = 75,547,555.74
  5. Step 5: Solve for x
    x = 75,547,555.74/13,083.51
  6. Step 6: Final answer
    x = 5,774.26

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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.