Home / 27,995.28-41,982.84-9,271.86

Finding the Fourth Proportional to 27,995.28, 41,982.84 and 9,271.86

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Solution

The fourth proportional to 27,995.28, 41,982.84 and 9,271.86 is: 13,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.28 : 41,982.84 = 9,271.86 : x
  2. Step 2: Convert to fraction form
    27,995.28/41,982.84 = 9,271.86/x
  3. Step 3: Cross multiply
    27,995.28x = 41,982.84 × 9,271.86
  4. Step 4: Simplify right side
    27,995.28x = 389,259,014.88
  5. Step 5: Solve for x
    x = 389,259,014.88/27,995.28
  6. Step 6: Final answer
    x = 13,904.45

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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.