Home / 33,820.40-46,673.53-18,712.82

Finding the Fourth Proportional to 33,820.40, 46,673.53 and 18,712.82

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Solution

The fourth proportional to 33,820.40, 46,673.53 and 18,712.82 is: 25,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.40 : 46,673.53 = 18,712.82 : x
  2. Step 2: Convert to fraction form
    33,820.40/46,673.53 = 18,712.82/x
  3. Step 3: Cross multiply
    33,820.40x = 46,673.53 × 18,712.82
  4. Step 4: Simplify right side
    33,820.40x = 873,393,365.65
  5. Step 5: Solve for x
    x = 873,393,365.65/33,820.40
  6. Step 6: Final answer
    x = 25,824.45

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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.