Home / 22,986.90-34,484.40-8,204.40

Finding the Fourth Proportional to 22,986.90, 34,484.40 and 8,204.40

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Solution

The fourth proportional to 22,986.90, 34,484.40 and 8,204.40 is: 12,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.90 : 34,484.40 = 8,204.40 : x
  2. Step 2: Convert to fraction form
    22,986.90/34,484.40 = 8,204.40/x
  3. Step 3: Cross multiply
    22,986.90x = 34,484.40 × 8,204.40
  4. Step 4: Simplify right side
    22,986.90x = 282,923,811.36
  5. Step 5: Solve for x
    x = 282,923,811.36/22,986.90
  6. Step 6: Final answer
    x = 12,308.05

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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.