Home / 39,245.34-58,871.70-12,950.34

Finding the Fourth Proportional to 39,245.34, 58,871.70 and 12,950.34

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Solution

The fourth proportional to 39,245.34, 58,871.70 and 12,950.34 is: 19,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.34 : 58,871.70 = 12,950.34 : x
  2. Step 2: Convert to fraction form
    39,245.34/58,871.70 = 12,950.34/x
  3. Step 3: Cross multiply
    39,245.34x = 58,871.70 × 12,950.34
  4. Step 4: Simplify right side
    39,245.34x = 762,408,531.38
  5. Step 5: Solve for x
    x = 762,408,531.38/39,245.34
  6. Step 6: Final answer
    x = 19,426.73

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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.