Home / 39,287.67-54,212.54-23,153.99

Finding the Fourth Proportional to 39,287.67, 54,212.54 and 23,153.99

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Solution

The fourth proportional to 39,287.67, 54,212.54 and 23,153.99 is: 31,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,287.67 : 54,212.54 = 23,153.99 : x
  2. Step 2: Convert to fraction form
    39,287.67/54,212.54 = 23,153.99/x
  3. Step 3: Cross multiply
    39,287.67x = 54,212.54 × 23,153.99
  4. Step 4: Simplify right side
    39,287.67x = 1,255,236,222.20
  5. Step 5: Solve for x
    x = 1,255,236,222.20/39,287.67
  6. Step 6: Final answer
    x = 31,949.88

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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.