Home / 22,678.26-34,017.41-12,355.62

Finding the Fourth Proportional to 22,678.26, 34,017.41 and 12,355.62

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Solution

The fourth proportional to 22,678.26, 34,017.41 and 12,355.62 is: 18,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678.26 : 34,017.41 = 12,355.62 : x
  2. Step 2: Convert to fraction form
    22,678.26/34,017.41 = 12,355.62/x
  3. Step 3: Cross multiply
    22,678.26x = 34,017.41 × 12,355.62
  4. Step 4: Simplify right side
    22,678.26x = 420,306,191.34
  5. Step 5: Solve for x
    x = 420,306,191.34/22,678.26
  6. Step 6: Final answer
    x = 18,533.44

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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.