Home / 29,374.39-40,536.69-15,945.65

Finding the Fourth Proportional to 29,374.39, 40,536.69 and 15,945.65

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Solution

The fourth proportional to 29,374.39, 40,536.69 and 15,945.65 is: 22,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,374.39 : 40,536.69 = 15,945.65 : x
  2. Step 2: Convert to fraction form
    29,374.39/40,536.69 = 15,945.65/x
  3. Step 3: Cross multiply
    29,374.39x = 40,536.69 × 15,945.65
  4. Step 4: Simplify right side
    29,374.39x = 646,383,760.43
  5. Step 5: Solve for x
    x = 646,383,760.43/29,374.39
  6. Step 6: Final answer
    x = 22,005.01

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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.