Home / 17,761.44-24,483.42-13,278.36

Finding the Fourth Proportional to 17,761.44, 24,483.42 and 13,278.36

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Solution

The fourth proportional to 17,761.44, 24,483.42 and 13,278.36 is: 18,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.44 : 24,483.42 = 13,278.36 : x
  2. Step 2: Convert to fraction form
    17,761.44/24,483.42 = 13,278.36/x
  3. Step 3: Cross multiply
    17,761.44x = 24,483.42 × 13,278.36
  4. Step 4: Simplify right side
    17,761.44x = 325,099,664.79
  5. Step 5: Solve for x
    x = 325,099,664.79/17,761.44
  6. Step 6: Final answer
    x = 18,303.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.