Home / 39,283.36-54,212.56-22,519.52

Finding the Fourth Proportional to 39,283.36, 54,212.56 and 22,519.52

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Solution

The fourth proportional to 39,283.36, 54,212.56 and 22,519.52 is: 31,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.36 : 54,212.56 = 22,519.52 : x
  2. Step 2: Convert to fraction form
    39,283.36/54,212.56 = 22,519.52/x
  3. Step 3: Cross multiply
    39,283.36x = 54,212.56 × 22,519.52
  4. Step 4: Simplify right side
    39,283.36x = 1,220,840,829.17
  5. Step 5: Solve for x
    x = 1,220,840,829.17/39,283.36
  6. Step 6: Final answer
    x = 31,077.81

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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.