Home / 39,086.88-53,984.44-26,489.76

Finding the Fourth Proportional to 39,086.88, 53,984.44 and 26,489.76

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Solution

The fourth proportional to 39,086.88, 53,984.44 and 26,489.76 is: 36,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,086.88 : 53,984.44 = 26,489.76 : x
  2. Step 2: Convert to fraction form
    39,086.88/53,984.44 = 26,489.76/x
  3. Step 3: Cross multiply
    39,086.88x = 53,984.44 × 26,489.76
  4. Step 4: Simplify right side
    39,086.88x = 1,430,034,859.33
  5. Step 5: Solve for x
    x = 1,430,034,859.33/39,086.88
  6. Step 6: Final answer
    x = 36,586.06

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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.