Home / 20,036.69-30,057.03-6,887.33

Finding the Fourth Proportional to 20,036.69, 30,057.03 and 6,887.33

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Solution

The fourth proportional to 20,036.69, 30,057.03 and 6,887.33 is: 10,331.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.69 : 30,057.03 = 6,887.33 : x
  2. Step 2: Convert to fraction form
    20,036.69/30,057.03 = 6,887.33/x
  3. Step 3: Cross multiply
    20,036.69x = 30,057.03 × 6,887.33
  4. Step 4: Simplify right side
    20,036.69x = 207,012,534.14
  5. Step 5: Solve for x
    x = 207,012,534.14/20,036.69
  6. Step 6: Final answer
    x = 10,331.68

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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.