Home / 39,371.54-54,333.28-21,466.84

Finding the Fourth Proportional to 39,371.54, 54,333.28 and 21,466.84

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Solution

The fourth proportional to 39,371.54, 54,333.28 and 21,466.84 is: 29,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,371.54 : 54,333.28 = 21,466.84 : x
  2. Step 2: Convert to fraction form
    39,371.54/54,333.28 = 21,466.84/x
  3. Step 3: Cross multiply
    39,371.54x = 54,333.28 × 21,466.84
  4. Step 4: Simplify right side
    39,371.54x = 1,166,363,828.44
  5. Step 5: Solve for x
    x = 1,166,363,828.44/39,371.54
  6. Step 6: Final answer
    x = 29,624.54

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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.