Home / 29,728.69-44,593.31-12,858.55

Finding the Fourth Proportional to 29,728.69, 44,593.31 and 12,858.55

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Solution

The fourth proportional to 29,728.69, 44,593.31 and 12,858.55 is: 19,287.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,728.69 : 44,593.31 = 12,858.55 : x
  2. Step 2: Convert to fraction form
    29,728.69/44,593.31 = 12,858.55/x
  3. Step 3: Cross multiply
    29,728.69x = 44,593.31 × 12,858.55
  4. Step 4: Simplify right side
    29,728.69x = 573,405,306.30
  5. Step 5: Solve for x
    x = 573,405,306.30/29,728.69
  6. Step 6: Final answer
    x = 19,287.94

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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.