Home / 22,354.14-30,847.35-12,280.62

Finding the Fourth Proportional to 22,354.14, 30,847.35 and 12,280.62

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Solution

The fourth proportional to 22,354.14, 30,847.35 and 12,280.62 is: 16,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,354.14 : 30,847.35 = 12,280.62 : x
  2. Step 2: Convert to fraction form
    22,354.14/30,847.35 = 12,280.62/x
  3. Step 3: Cross multiply
    22,354.14x = 30,847.35 × 12,280.62
  4. Step 4: Simplify right side
    22,354.14x = 378,824,583.36
  5. Step 5: Solve for x
    x = 378,824,583.36/22,354.14
  6. Step 6: Final answer
    x = 16,946.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.