Home / 39,528.88-54,458.33-27,571.46

Finding the Fourth Proportional to 39,528.88, 54,458.33 and 27,571.46

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Solution

The fourth proportional to 39,528.88, 54,458.33 and 27,571.46 is: 37,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,528.88 : 54,458.33 = 27,571.46 : x
  2. Step 2: Convert to fraction form
    39,528.88/54,458.33 = 27,571.46/x
  3. Step 3: Cross multiply
    39,528.88x = 54,458.33 × 27,571.46
  4. Step 4: Simplify right side
    39,528.88x = 1,501,495,257.11
  5. Step 5: Solve for x
    x = 1,501,495,257.11/39,528.88
  6. Step 6: Final answer
    x = 37,984.77

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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.