Home / 13,182.51-19,773.77-3,822.54

Finding the Fourth Proportional to 13,182.51, 19,773.77 and 3,822.54

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Solution

The fourth proportional to 13,182.51, 19,773.77 and 3,822.54 is: 5,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.51 : 19,773.77 = 3,822.54 : x
  2. Step 2: Convert to fraction form
    13,182.51/19,773.77 = 3,822.54/x
  3. Step 3: Cross multiply
    13,182.51x = 19,773.77 × 3,822.54
  4. Step 4: Simplify right side
    13,182.51x = 75,586,026.78
  5. Step 5: Solve for x
    x = 75,586,026.78/13,182.51
  6. Step 6: Final answer
    x = 5,733.81

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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.