Home / 16,027.69-22,120.38-12,041.88

Finding the Fourth Proportional to 16,027.69, 22,120.38 and 12,041.88

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Solution

The fourth proportional to 16,027.69, 22,120.38 and 12,041.88 is: 16,619.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,027.69 : 22,120.38 = 12,041.88 : x
  2. Step 2: Convert to fraction form
    16,027.69/22,120.38 = 12,041.88/x
  3. Step 3: Cross multiply
    16,027.69x = 22,120.38 × 12,041.88
  4. Step 4: Simplify right side
    16,027.69x = 266,370,961.51
  5. Step 5: Solve for x
    x = 266,370,961.51/16,027.69
  6. Step 6: Final answer
    x = 16,619.42

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1.5x scale

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.