Home / 33,415.31-46,113.13-18,308.55

Finding the Fourth Proportional to 33,415.31, 46,113.13 and 18,308.55

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Solution

The fourth proportional to 33,415.31, 46,113.13 and 18,308.55 is: 25,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,415.31 : 46,113.13 = 18,308.55 : x
  2. Step 2: Convert to fraction form
    33,415.31/46,113.13 = 18,308.55/x
  3. Step 3: Cross multiply
    33,415.31x = 46,113.13 × 18,308.55
  4. Step 4: Simplify right side
    33,415.31x = 844,264,454.72
  5. Step 5: Solve for x
    x = 844,264,454.72/33,415.31
  6. Step 6: Final answer
    x = 25,265.80

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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.