Home / 39,037.36-53,858.10-22,039.48

Finding the Fourth Proportional to 39,037.36, 53,858.10 and 22,039.48

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Solution

The fourth proportional to 39,037.36, 53,858.10 and 22,039.48 is: 30,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,037.36 : 53,858.10 = 22,039.48 : x
  2. Step 2: Convert to fraction form
    39,037.36/53,858.10 = 22,039.48/x
  3. Step 3: Cross multiply
    39,037.36x = 53,858.10 × 22,039.48
  4. Step 4: Simplify right side
    39,037.36x = 1,187,004,517.79
  5. Step 5: Solve for x
    x = 1,187,004,517.79/39,037.36
  6. Step 6: Final answer
    x = 30,406.89

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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.