Home / 33,878.47-46,755.75-19,538.86

Finding the Fourth Proportional to 33,878.47, 46,755.75 and 19,538.86

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Solution

The fourth proportional to 33,878.47, 46,755.75 and 19,538.86 is: 26,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,878.47 : 46,755.75 = 19,538.86 : x
  2. Step 2: Convert to fraction form
    33,878.47/46,755.75 = 19,538.86/x
  3. Step 3: Cross multiply
    33,878.47x = 46,755.75 × 19,538.86
  4. Step 4: Simplify right side
    33,878.47x = 913,554,053.45
  5. Step 5: Solve for x
    x = 913,554,053.45/33,878.47
  6. Step 6: Final answer
    x = 26,965.62

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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.