Home / 57,741.84-79,629.66-38,326.41

Finding the Fourth Proportional to 57,741.84, 79,629.66 and 38,326.41

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Solution

The fourth proportional to 57,741.84, 79,629.66 and 38,326.41 is: 52,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,741.84 : 79,629.66 = 38,326.41 : x
  2. Step 2: Convert to fraction form
    57,741.84/79,629.66 = 38,326.41/x
  3. Step 3: Cross multiply
    57,741.84x = 79,629.66 × 38,326.41
  4. Step 4: Simplify right side
    57,741.84x = 3,051,918,997.32
  5. Step 5: Solve for x
    x = 3,051,918,997.32/57,741.84
  6. Step 6: Final answer
    x = 52,854.55

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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.