Home / 16,816.58-23,206.70-9,262.76

Finding the Fourth Proportional to 16,816.58, 23,206.70 and 9,262.76

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Solution

The fourth proportional to 16,816.58, 23,206.70 and 9,262.76 is: 12,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.58 : 23,206.70 = 9,262.76 : x
  2. Step 2: Convert to fraction form
    16,816.58/23,206.70 = 9,262.76/x
  3. Step 3: Cross multiply
    16,816.58x = 23,206.70 × 9,262.76
  4. Step 4: Simplify right side
    16,816.58x = 214,957,999.62
  5. Step 5: Solve for x
    x = 214,957,999.62/16,816.58
  6. Step 6: Final answer
    x = 12,782.50

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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.