Home / 29,329.70-40,464.38-19,263.60

Finding the Fourth Proportional to 29,329.70, 40,464.38 and 19,263.60

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Solution

The fourth proportional to 29,329.70, 40,464.38 and 19,263.60 is: 26,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,329.70 : 40,464.38 = 19,263.60 : x
  2. Step 2: Convert to fraction form
    29,329.70/40,464.38 = 19,263.60/x
  3. Step 3: Cross multiply
    29,329.70x = 40,464.38 × 19,263.60
  4. Step 4: Simplify right side
    29,329.70x = 779,489,678.73
  5. Step 5: Solve for x
    x = 779,489,678.73/29,329.70
  6. Step 6: Final answer
    x = 26,576.80

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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.