Home / 14,222.97-19,631.57-8,253.45

Finding the Fourth Proportional to 14,222.97, 19,631.57 and 8,253.45

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Solution

The fourth proportional to 14,222.97, 19,631.57 and 8,253.45 is: 11,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.97 : 19,631.57 = 8,253.45 : x
  2. Step 2: Convert to fraction form
    14,222.97/19,631.57 = 8,253.45/x
  3. Step 3: Cross multiply
    14,222.97x = 19,631.57 × 8,253.45
  4. Step 4: Simplify right side
    14,222.97x = 162,028,140.15
  5. Step 5: Solve for x
    x = 162,028,140.15/14,222.97
  6. Step 6: Final answer
    x = 11,392.00

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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.