Home / 39,105.44-53,962.32-22,111.16

Finding the Fourth Proportional to 39,105.44, 53,962.32 and 22,111.16

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Solution

The fourth proportional to 39,105.44, 53,962.32 and 22,111.16 is: 30,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.44 : 53,962.32 = 22,111.16 : x
  2. Step 2: Convert to fraction form
    39,105.44/53,962.32 = 22,111.16/x
  3. Step 3: Cross multiply
    39,105.44x = 53,962.32 × 22,111.16
  4. Step 4: Simplify right side
    39,105.44x = 1,193,169,491.49
  5. Step 5: Solve for x
    x = 1,193,169,491.49/39,105.44
  6. Step 6: Final answer
    x = 30,511.60

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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.