Home / 57,438.03-79,249.50-33,551.13

Finding the Fourth Proportional to 57,438.03, 79,249.50 and 33,551.13

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Solution

The fourth proportional to 57,438.03, 79,249.50 and 33,551.13 is: 46,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,438.03 : 79,249.50 = 33,551.13 : x
  2. Step 2: Convert to fraction form
    57,438.03/79,249.50 = 33,551.13/x
  3. Step 3: Cross multiply
    57,438.03x = 79,249.50 × 33,551.13
  4. Step 4: Simplify right side
    57,438.03x = 2,658,910,276.94
  5. Step 5: Solve for x
    x = 2,658,910,276.94/57,438.03
  6. Step 6: Final answer
    x = 46,291.81

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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.