Home / 39,476.24-54,477.07-21,571.39

Finding the Fourth Proportional to 39,476.24, 54,477.07 and 21,571.39

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Solution

The fourth proportional to 39,476.24, 54,477.07 and 21,571.39 is: 29,768.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,476.24 : 54,477.07 = 21,571.39 : x
  2. Step 2: Convert to fraction form
    39,476.24/54,477.07 = 21,571.39/x
  3. Step 3: Cross multiply
    39,476.24x = 54,477.07 × 21,571.39
  4. Step 4: Simplify right side
    39,476.24x = 1,175,146,123.03
  5. Step 5: Solve for x
    x = 1,175,146,123.03/39,476.24
  6. Step 6: Final answer
    x = 29,768.44

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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.