Home / 36,465.52-50,321.64-21,356.32

Finding the Fourth Proportional to 36,465.52, 50,321.64 and 21,356.32

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Solution

The fourth proportional to 36,465.52, 50,321.64 and 21,356.32 is: 29,471.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,465.52 : 50,321.64 = 21,356.32 : x
  2. Step 2: Convert to fraction form
    36,465.52/50,321.64 = 21,356.32/x
  3. Step 3: Cross multiply
    36,465.52x = 50,321.64 × 21,356.32
  4. Step 4: Simplify right side
    36,465.52x = 1,074,685,046.76
  5. Step 5: Solve for x
    x = 1,074,685,046.76/36,465.52
  6. Step 6: Final answer
    x = 29,471.27

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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.