Home / 39,678.96-59,518.44-15,997.26

Finding the Fourth Proportional to 39,678.96, 59,518.44 and 15,997.26

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Solution

The fourth proportional to 39,678.96, 59,518.44 and 15,997.26 is: 23,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,678.96 : 59,518.44 = 15,997.26 : x
  2. Step 2: Convert to fraction form
    39,678.96/59,518.44 = 15,997.26/x
  3. Step 3: Cross multiply
    39,678.96x = 59,518.44 × 15,997.26
  4. Step 4: Simplify right side
    39,678.96x = 952,131,959.47
  5. Step 5: Solve for x
    x = 952,131,959.47/39,678.96
  6. Step 6: Final answer
    x = 23,995.89

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Similar ratio
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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.