Home / 16,338.45-22,536.32-12,975.94

Finding the Fourth Proportional to 16,338.45, 22,536.32 and 12,975.94

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Solution

The fourth proportional to 16,338.45, 22,536.32 and 12,975.94 is: 17,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,338.45 : 22,536.32 = 12,975.94 : x
  2. Step 2: Convert to fraction form
    16,338.45/22,536.32 = 12,975.94/x
  3. Step 3: Cross multiply
    16,338.45x = 22,536.32 × 12,975.94
  4. Step 4: Simplify right side
    16,338.45x = 292,429,936.14
  5. Step 5: Solve for x
    x = 292,429,936.14/16,338.45
  6. Step 6: Final answer
    x = 17,898.27

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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.