Home / 18,181.93-27,265.74-10,788.34

Finding the Fourth Proportional to 18,181.93, 27,265.74 and 10,788.34

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Solution

The fourth proportional to 18,181.93, 27,265.74 and 10,788.34 is: 16,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.93 : 27,265.74 = 10,788.34 : x
  2. Step 2: Convert to fraction form
    18,181.93/27,265.74 = 10,788.34/x
  3. Step 3: Cross multiply
    18,181.93x = 27,265.74 × 10,788.34
  4. Step 4: Simplify right side
    18,181.93x = 294,152,073.47
  5. Step 5: Solve for x
    x = 294,152,073.47/18,181.93
  6. Step 6: Final answer
    x = 16,178.26

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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.