Home / 13,051.50-19,577.97-3,818.22

Finding the Fourth Proportional to 13,051.50, 19,577.97 and 3,818.22

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Solution

The fourth proportional to 13,051.50, 19,577.97 and 3,818.22 is: 5,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.50 : 19,577.97 = 3,818.22 : x
  2. Step 2: Convert to fraction form
    13,051.50/19,577.97 = 3,818.22/x
  3. Step 3: Cross multiply
    13,051.50x = 19,577.97 × 3,818.22
  4. Step 4: Simplify right side
    13,051.50x = 74,752,996.61
  5. Step 5: Solve for x
    x = 74,752,996.61/13,051.50
  6. Step 6: Final answer
    x = 5,727.54

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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.