Home / 15,996.57-22,073.73-8,923.45

Finding the Fourth Proportional to 15,996.57, 22,073.73 and 8,923.45

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Solution

The fourth proportional to 15,996.57, 22,073.73 and 8,923.45 is: 12,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.57 : 22,073.73 = 8,923.45 : x
  2. Step 2: Convert to fraction form
    15,996.57/22,073.73 = 8,923.45/x
  3. Step 3: Cross multiply
    15,996.57x = 22,073.73 × 8,923.45
  4. Step 4: Simplify right side
    15,996.57x = 196,973,825.97
  5. Step 5: Solve for x
    x = 196,973,825.97/15,996.57
  6. Step 6: Final answer
    x = 12,313.50

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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.