Home / 34,010.20-46,915.59-21,722.68

Finding the Fourth Proportional to 34,010.20, 46,915.59 and 21,722.68

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Solution

The fourth proportional to 34,010.20, 46,915.59 and 21,722.68 is: 29,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,010.20 : 46,915.59 = 21,722.68 : x
  2. Step 2: Convert to fraction form
    34,010.20/46,915.59 = 21,722.68/x
  3. Step 3: Cross multiply
    34,010.20x = 46,915.59 × 21,722.68
  4. Step 4: Simplify right side
    34,010.20x = 1,019,132,348.58
  5. Step 5: Solve for x
    x = 1,019,132,348.58/34,010.20
  6. Step 6: Final answer
    x = 29,965.49

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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.