Home / 26,960.09-37,204.34-15,631.60

Finding the Fourth Proportional to 26,960.09, 37,204.34 and 15,631.60

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Solution

The fourth proportional to 26,960.09, 37,204.34 and 15,631.60 is: 21,571.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.09 : 37,204.34 = 15,631.60 : x
  2. Step 2: Convert to fraction form
    26,960.09/37,204.34 = 15,631.60/x
  3. Step 3: Cross multiply
    26,960.09x = 37,204.34 × 15,631.60
  4. Step 4: Simplify right side
    26,960.09x = 581,563,303.70
  5. Step 5: Solve for x
    x = 581,563,303.70/26,960.09
  6. Step 6: Final answer
    x = 21,571.27

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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.