Home / 39,707.40-54,799.09-26,255.33

Finding the Fourth Proportional to 39,707.40, 54,799.09 and 26,255.33

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Solution

The fourth proportional to 39,707.40, 54,799.09 and 26,255.33 is: 36,234.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707.40 : 54,799.09 = 26,255.33 : x
  2. Step 2: Convert to fraction form
    39,707.40/54,799.09 = 26,255.33/x
  3. Step 3: Cross multiply
    39,707.40x = 54,799.09 × 26,255.33
  4. Step 4: Simplify right side
    39,707.40x = 1,438,767,917.65
  5. Step 5: Solve for x
    x = 1,438,767,917.65/39,707.40
  6. Step 6: Final answer
    x = 36,234.25

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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.