Home / 33,930.40-46,823.90-18,825.38

Finding the Fourth Proportional to 33,930.40, 46,823.90 and 18,825.38

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Solution

The fourth proportional to 33,930.40, 46,823.90 and 18,825.38 is: 25,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.40 : 46,823.90 = 18,825.38 : x
  2. Step 2: Convert to fraction form
    33,930.40/46,823.90 = 18,825.38/x
  3. Step 3: Cross multiply
    33,930.40x = 46,823.90 × 18,825.38
  4. Step 4: Simplify right side
    33,930.40x = 881,477,710.58
  5. Step 5: Solve for x
    x = 881,477,710.58/33,930.40
  6. Step 6: Final answer
    x = 25,979.00

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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.