Home / 26,937.78-37,168.50-15,606.60

Finding the Fourth Proportional to 26,937.78, 37,168.50 and 15,606.60

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Solution

The fourth proportional to 26,937.78, 37,168.50 and 15,606.60 is: 21,533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,937.78 : 37,168.50 = 15,606.60 : x
  2. Step 2: Convert to fraction form
    26,937.78/37,168.50 = 15,606.60/x
  3. Step 3: Cross multiply
    26,937.78x = 37,168.50 × 15,606.60
  4. Step 4: Simplify right side
    26,937.78x = 580,073,912.10
  5. Step 5: Solve for x
    x = 580,073,912.10/26,937.78
  6. Step 6: Final answer
    x = 21,533.84

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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.