Home / 12,624.94-17,425.56-7,322.95

Finding the Fourth Proportional to 12,624.94, 17,425.56 and 7,322.95

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Solution

The fourth proportional to 12,624.94, 17,425.56 and 7,322.95 is: 10,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624.94 : 17,425.56 = 7,322.95 : x
  2. Step 2: Convert to fraction form
    12,624.94/17,425.56 = 7,322.95/x
  3. Step 3: Cross multiply
    12,624.94x = 17,425.56 × 7,322.95
  4. Step 4: Simplify right side
    12,624.94x = 127,606,504.60
  5. Step 5: Solve for x
    x = 127,606,504.60/12,624.94
  6. Step 6: Final answer
    x = 10,107.49

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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.