Home / 48,069.99-66,331.37-28,685.31

Finding the Fourth Proportional to 48,069.99, 66,331.37 and 28,685.31

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Solution

The fourth proportional to 48,069.99, 66,331.37 and 28,685.31 is: 39,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,069.99 : 66,331.37 = 28,685.31 : x
  2. Step 2: Convert to fraction form
    48,069.99/66,331.37 = 28,685.31/x
  3. Step 3: Cross multiply
    48,069.99x = 66,331.37 × 28,685.31
  4. Step 4: Simplify right side
    48,069.99x = 1,902,735,767.75
  5. Step 5: Solve for x
    x = 1,902,735,767.75/48,069.99
  6. Step 6: Final answer
    x = 39,582.61

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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.