Home / 28,902.93-43,357.86-10,179.09

Finding the Fourth Proportional to 28,902.93, 43,357.86 and 10,179.09

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Solution

The fourth proportional to 28,902.93, 43,357.86 and 10,179.09 is: 15,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902.93 : 43,357.86 = 10,179.09 : x
  2. Step 2: Convert to fraction form
    28,902.93/43,357.86 = 10,179.09/x
  3. Step 3: Cross multiply
    28,902.93x = 43,357.86 × 10,179.09
  4. Step 4: Simplify right side
    28,902.93x = 441,343,559.15
  5. Step 5: Solve for x
    x = 441,343,559.15/28,902.93
  6. Step 6: Final answer
    x = 15,269.86

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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.