Home / 22,176.90-33,271.73-12,823.62

Finding the Fourth Proportional to 22,176.90, 33,271.73 and 12,823.62

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Solution

The fourth proportional to 22,176.90, 33,271.73 and 12,823.62 is: 19,239.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176.90 : 33,271.73 = 12,823.62 : x
  2. Step 2: Convert to fraction form
    22,176.90/33,271.73 = 12,823.62/x
  3. Step 3: Cross multiply
    22,176.90x = 33,271.73 × 12,823.62
  4. Step 4: Simplify right side
    22,176.90x = 426,663,958.14
  5. Step 5: Solve for x
    x = 426,663,958.14/22,176.90
  6. Step 6: Final answer
    x = 19,239.12

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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.