Home / 18,969.46-26,180.49-10,586.50

Finding the Fourth Proportional to 18,969.46, 26,180.49 and 10,586.50

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Solution

The fourth proportional to 18,969.46, 26,180.49 and 10,586.50 is: 14,610.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,969.46 : 26,180.49 = 10,586.50 : x
  2. Step 2: Convert to fraction form
    18,969.46/26,180.49 = 10,586.50/x
  3. Step 3: Cross multiply
    18,969.46x = 26,180.49 × 10,586.50
  4. Step 4: Simplify right side
    18,969.46x = 277,159,757.39
  5. Step 5: Solve for x
    x = 277,159,757.39/18,969.46
  6. Step 6: Final answer
    x = 14,610.84

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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.