Home / 57,107.30-85,669.27-17,667.49

Finding the Fourth Proportional to 57,107.30, 85,669.27 and 17,667.49

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Solution

The fourth proportional to 57,107.30, 85,669.27 and 17,667.49 is: 26,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,107.30 : 85,669.27 = 17,667.49 : x
  2. Step 2: Convert to fraction form
    57,107.30/85,669.27 = 17,667.49/x
  3. Step 3: Cross multiply
    57,107.30x = 85,669.27 × 17,667.49
  4. Step 4: Simplify right side
    57,107.30x = 1,513,561,163.95
  5. Step 5: Solve for x
    x = 1,513,561,163.95/57,107.30
  6. Step 6: Final answer
    x = 26,503.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.