Home / 27,521.20-41,281.80-19,226.80

Finding the Fourth Proportional to 27,521.20, 41,281.80 and 19,226.80

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Solution

The fourth proportional to 27,521.20, 41,281.80 and 19,226.80 is: 28,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.20 : 41,281.80 = 19,226.80 : x
  2. Step 2: Convert to fraction form
    27,521.20/41,281.80 = 19,226.80/x
  3. Step 3: Cross multiply
    27,521.20x = 41,281.80 × 19,226.80
  4. Step 4: Simplify right side
    27,521.20x = 793,716,912.24
  5. Step 5: Solve for x
    x = 793,716,912.24/27,521.20
  6. Step 6: Final answer
    x = 28,840.20

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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.