Home / 33,930.20-46,823.63-18,825.17

Finding the Fourth Proportional to 33,930.20, 46,823.63 and 18,825.17

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Solution

The fourth proportional to 33,930.20, 46,823.63 and 18,825.17 is: 25,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.20 : 46,823.63 = 18,825.17 : x
  2. Step 2: Convert to fraction form
    33,930.20/46,823.63 = 18,825.17/x
  3. Step 3: Cross multiply
    33,930.20x = 46,823.63 × 18,825.17
  4. Step 4: Simplify right side
    33,930.20x = 881,462,466.52
  5. Step 5: Solve for x
    x = 881,462,466.52/33,930.20
  6. Step 6: Final answer
    x = 25,978.70

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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.