Home / 17,994.20-26,992.10-5,513.31

Finding the Fourth Proportional to 17,994.20, 26,992.10 and 5,513.31

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Solution

The fourth proportional to 17,994.20, 26,992.10 and 5,513.31 is: 8,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,994.20 : 26,992.10 = 5,513.31 : x
  2. Step 2: Convert to fraction form
    17,994.20/26,992.10 = 5,513.31/x
  3. Step 3: Cross multiply
    17,994.20x = 26,992.10 × 5,513.31
  4. Step 4: Simplify right side
    17,994.20x = 148,815,828.63
  5. Step 5: Solve for x
    x = 148,815,828.63/17,994.20
  6. Step 6: Final answer
    x = 8,270.21

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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.