Home / 29,441.78-40,631.32-16,012.77

Finding the Fourth Proportional to 29,441.78, 40,631.32 and 16,012.77

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Solution

The fourth proportional to 29,441.78, 40,631.32 and 16,012.77 is: 22,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,441.78 : 40,631.32 = 16,012.77 : x
  2. Step 2: Convert to fraction form
    29,441.78/40,631.32 = 16,012.77/x
  3. Step 3: Cross multiply
    29,441.78x = 40,631.32 × 16,012.77
  4. Step 4: Simplify right side
    29,441.78x = 650,619,906.74
  5. Step 5: Solve for x
    x = 650,619,906.74/29,441.78
  6. Step 6: Final answer
    x = 22,098.52

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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.