Home / 12,338.73-17,027.46-7,036.65

Finding the Fourth Proportional to 12,338.73, 17,027.46 and 7,036.65

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Solution

The fourth proportional to 12,338.73, 17,027.46 and 7,036.65 is: 9,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338.73 : 17,027.46 = 7,036.65 : x
  2. Step 2: Convert to fraction form
    12,338.73/17,027.46 = 7,036.65/x
  3. Step 3: Cross multiply
    12,338.73x = 17,027.46 × 7,036.65
  4. Step 4: Simplify right side
    12,338.73x = 119,816,276.41
  5. Step 5: Solve for x
    x = 119,816,276.41/12,338.73
  6. Step 6: Final answer
    x = 9,710.58

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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.