Home / 27,124.60-40,622.10-21,940.60

Finding the Fourth Proportional to 27,124.60, 40,622.10 and 21,940.60

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Solution

The fourth proportional to 27,124.60, 40,622.10 and 21,940.60 is: 32,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.60 : 40,622.10 = 21,940.60 : x
  2. Step 2: Convert to fraction form
    27,124.60/40,622.10 = 21,940.60/x
  3. Step 3: Cross multiply
    27,124.60x = 40,622.10 × 21,940.60
  4. Step 4: Simplify right side
    27,124.60x = 891,273,247.26
  5. Step 5: Solve for x
    x = 891,273,247.26/27,124.60
  6. Step 6: Final answer
    x = 32,858.48

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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.