Home / 39,252.09-54,166.73-22,257.89

Finding the Fourth Proportional to 39,252.09, 54,166.73 and 22,257.89

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Solution

The fourth proportional to 39,252.09, 54,166.73 and 22,257.89 is: 30,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.09 : 54,166.73 = 22,257.89 : x
  2. Step 2: Convert to fraction form
    39,252.09/54,166.73 = 22,257.89/x
  3. Step 3: Cross multiply
    39,252.09x = 54,166.73 × 22,257.89
  4. Step 4: Simplify right side
    39,252.09x = 1,205,636,735.88
  5. Step 5: Solve for x
    x = 1,205,636,735.88/39,252.09
  6. Step 6: Final answer
    x = 30,715.22

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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.