Home / 33,490.08-46,219.92-21,401.58

Finding the Fourth Proportional to 33,490.08, 46,219.92 and 21,401.58

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Solution

The fourth proportional to 33,490.08, 46,219.92 and 21,401.58 is: 29,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,490.08 : 46,219.92 = 21,401.58 : x
  2. Step 2: Convert to fraction form
    33,490.08/46,219.92 = 21,401.58/x
  3. Step 3: Cross multiply
    33,490.08x = 46,219.92 × 21,401.58
  4. Step 4: Simplify right side
    33,490.08x = 989,179,315.47
  5. Step 5: Solve for x
    x = 989,179,315.47/33,490.08
  6. Step 6: Final answer
    x = 29,536.49

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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.