Home / 19,418.30-26,741.79-17,487.68

Finding the Fourth Proportional to 19,418.30, 26,741.79 and 17,487.68

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Solution

The fourth proportional to 19,418.30, 26,741.79 and 17,487.68 is: 24,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.30 : 26,741.79 = 17,487.68 : x
  2. Step 2: Convert to fraction form
    19,418.30/26,741.79 = 17,487.68/x
  3. Step 3: Cross multiply
    19,418.30x = 26,741.79 × 17,487.68
  4. Step 4: Simplify right side
    19,418.30x = 467,651,732.44
  5. Step 5: Solve for x
    x = 467,651,732.44/19,418.30
  6. Step 6: Final answer
    x = 24,083.05

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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.