Home / 29,010.10-43,515.19-7,948.58

Finding the Fourth Proportional to 29,010.10, 43,515.19 and 7,948.58

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Solution

The fourth proportional to 29,010.10, 43,515.19 and 7,948.58 is: 11,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,010.10 : 43,515.19 = 7,948.58 : x
  2. Step 2: Convert to fraction form
    29,010.10/43,515.19 = 7,948.58/x
  3. Step 3: Cross multiply
    29,010.10x = 43,515.19 × 7,948.58
  4. Step 4: Simplify right side
    29,010.10x = 345,883,968.93
  5. Step 5: Solve for x
    x = 345,883,968.93/29,010.10
  6. Step 6: Final answer
    x = 11,922.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.