Home / 39,828.84-54,961.38-23,058.60

Finding the Fourth Proportional to 39,828.84, 54,961.38 and 23,058.60

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Solution

The fourth proportional to 39,828.84, 54,961.38 and 23,058.60 is: 31,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.84 : 54,961.38 = 23,058.60 : x
  2. Step 2: Convert to fraction form
    39,828.84/54,961.38 = 23,058.60/x
  3. Step 3: Cross multiply
    39,828.84x = 54,961.38 × 23,058.60
  4. Step 4: Simplify right side
    39,828.84x = 1,267,332,476.87
  5. Step 5: Solve for x
    x = 1,267,332,476.87/39,828.84
  6. Step 6: Final answer
    x = 31,819.47

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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.