Home / 22,041.25-30,416.83-11,969.62

Finding the Fourth Proportional to 22,041.25, 30,416.83 and 11,969.62

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Solution

The fourth proportional to 22,041.25, 30,416.83 and 11,969.62 is: 16,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.25 : 30,416.83 = 11,969.62 : x
  2. Step 2: Convert to fraction form
    22,041.25/30,416.83 = 11,969.62/x
  3. Step 3: Cross multiply
    22,041.25x = 30,416.83 × 11,969.62
  4. Step 4: Simplify right side
    22,041.25x = 364,077,790.74
  5. Step 5: Solve for x
    x = 364,077,790.74/22,041.25
  6. Step 6: Final answer
    x = 16,518.02

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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.