Home / 27,288.30-40,933.26-10,647.66

Finding the Fourth Proportional to 27,288.30, 40,933.26 and 10,647.66

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Solution

The fourth proportional to 27,288.30, 40,933.26 and 10,647.66 is: 15,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.30 : 40,933.26 = 10,647.66 : x
  2. Step 2: Convert to fraction form
    27,288.30/40,933.26 = 10,647.66/x
  3. Step 3: Cross multiply
    27,288.30x = 40,933.26 × 10,647.66
  4. Step 4: Simplify right side
    27,288.30x = 435,843,435.17
  5. Step 5: Solve for x
    x = 435,843,435.17/27,288.30
  6. Step 6: Final answer
    x = 15,971.81

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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.