Home / 33,639.14-46,421.43-19,493.30

Finding the Fourth Proportional to 33,639.14, 46,421.43 and 19,493.30

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Solution

The fourth proportional to 33,639.14, 46,421.43 and 19,493.30 is: 26,900.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.14 : 46,421.43 = 19,493.30 : x
  2. Step 2: Convert to fraction form
    33,639.14/46,421.43 = 19,493.30/x
  3. Step 3: Cross multiply
    33,639.14x = 46,421.43 × 19,493.30
  4. Step 4: Simplify right side
    33,639.14x = 904,906,861.42
  5. Step 5: Solve for x
    x = 904,906,861.42/33,639.14
  6. Step 6: Final answer
    x = 26,900.42

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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.