Home / 22,328.60-33,441.55-12,445.99

Finding the Fourth Proportional to 22,328.60, 33,441.55 and 12,445.99

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Solution

The fourth proportional to 22,328.60, 33,441.55 and 12,445.99 is: 18,640.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,328.60 : 33,441.55 = 12,445.99 : x
  2. Step 2: Convert to fraction form
    22,328.60/33,441.55 = 12,445.99/x
  3. Step 3: Cross multiply
    22,328.60x = 33,441.55 × 12,445.99
  4. Step 4: Simplify right side
    22,328.60x = 416,213,082.17
  5. Step 5: Solve for x
    x = 416,213,082.17/22,328.60
  6. Step 6: Final answer
    x = 18,640.36

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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.