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Finding the Fourth Proportional to 57,950.51, 79,962.57 and 33,755.46

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Solution

The fourth proportional to 57,950.51, 79,962.57 and 33,755.46 is: 46,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,950.51 : 79,962.57 = 33,755.46 : x
  2. Step 2: Convert to fraction form
    57,950.51/79,962.57 = 33,755.46/x
  3. Step 3: Cross multiply
    57,950.51x = 79,962.57 × 33,755.46
  4. Step 4: Simplify right side
    57,950.51x = 2,699,173,333.13
  5. Step 5: Solve for x
    x = 2,699,173,333.13/57,950.51
  6. Step 6: Final answer
    x = 46,577.21

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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.