Home / 28,998.69-43,485.73-10,283.44

Finding the Fourth Proportional to 28,998.69, 43,485.73 and 10,283.44

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Solution

The fourth proportional to 28,998.69, 43,485.73 and 10,283.44 is: 15,420.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,998.69 : 43,485.73 = 10,283.44 : x
  2. Step 2: Convert to fraction form
    28,998.69/43,485.73 = 10,283.44/x
  3. Step 3: Cross multiply
    28,998.69x = 43,485.73 × 10,283.44
  4. Step 4: Simplify right side
    28,998.69x = 447,182,842.42
  5. Step 5: Solve for x
    x = 447,182,842.42/28,998.69
  6. Step 6: Final answer
    x = 15,420.79

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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.