Home / 27,122.60-40,604.70-19,346.60

Finding the Fourth Proportional to 27,122.60, 40,604.70 and 19,346.60

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Solution

The fourth proportional to 27,122.60, 40,604.70 and 19,346.60 is: 28,963.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,122.60 : 40,604.70 = 19,346.60 : x
  2. Step 2: Convert to fraction form
    27,122.60/40,604.70 = 19,346.60/x
  3. Step 3: Cross multiply
    27,122.60x = 40,604.70 × 19,346.60
  4. Step 4: Simplify right side
    27,122.60x = 785,562,889.02
  5. Step 5: Solve for x
    x = 785,562,889.02/27,122.60
  6. Step 6: Final answer
    x = 28,963.41

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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.