Home / 39,795.31-54,940.21-26,384.71

Finding the Fourth Proportional to 39,795.31, 54,940.21 and 26,384.71

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Solution

The fourth proportional to 39,795.31, 54,940.21 and 26,384.71 is: 36,425.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,795.31 : 54,940.21 = 26,384.71 : x
  2. Step 2: Convert to fraction form
    39,795.31/54,940.21 = 26,384.71/x
  3. Step 3: Cross multiply
    39,795.31x = 54,940.21 × 26,384.71
  4. Step 4: Simplify right side
    39,795.31x = 1,449,581,673.72
  5. Step 5: Solve for x
    x = 1,449,581,673.72/39,795.31
  6. Step 6: Final answer
    x = 36,425.94

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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.