Home / 29,326.73-43,979.13-11,790.63

Finding the Fourth Proportional to 29,326.73, 43,979.13 and 11,790.63

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Solution

The fourth proportional to 29,326.73, 43,979.13 and 11,790.63 is: 17,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,326.73 : 43,979.13 = 11,790.63 : x
  2. Step 2: Convert to fraction form
    29,326.73/43,979.13 = 11,790.63/x
  3. Step 3: Cross multiply
    29,326.73x = 43,979.13 × 11,790.63
  4. Step 4: Simplify right side
    29,326.73x = 518,541,649.55
  5. Step 5: Solve for x
    x = 518,541,649.55/29,326.73
  6. Step 6: Final answer
    x = 17,681.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.