Home / 19,933.32-29,901.07-8,085.33

Finding the Fourth Proportional to 19,933.32, 29,901.07 and 8,085.33

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Solution

The fourth proportional to 19,933.32, 29,901.07 and 8,085.33 is: 12,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.32 : 29,901.07 = 8,085.33 : x
  2. Step 2: Convert to fraction form
    19,933.32/29,901.07 = 8,085.33/x
  3. Step 3: Cross multiply
    19,933.32x = 29,901.07 × 8,085.33
  4. Step 4: Simplify right side
    19,933.32x = 241,760,018.30
  5. Step 5: Solve for x
    x = 241,760,018.30/19,933.32
  6. Step 6: Final answer
    x = 12,128.44

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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.