Home / 33,429.37-46,137.61-21,335.07

Finding the Fourth Proportional to 33,429.37, 46,137.61 and 21,335.07

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Solution

The fourth proportional to 33,429.37, 46,137.61 and 21,335.07 is: 29,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.37 : 46,137.61 = 21,335.07 : x
  2. Step 2: Convert to fraction form
    33,429.37/46,137.61 = 21,335.07/x
  3. Step 3: Cross multiply
    33,429.37x = 46,137.61 × 21,335.07
  4. Step 4: Simplify right side
    33,429.37x = 984,349,238.91
  5. Step 5: Solve for x
    x = 984,349,238.91/33,429.37
  6. Step 6: Final answer
    x = 29,445.64

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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.