Home / 39,243.96-58,867.99-12,950.76

Finding the Fourth Proportional to 39,243.96, 58,867.99 and 12,950.76

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Solution

The fourth proportional to 39,243.96, 58,867.99 and 12,950.76 is: 19,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,243.96 : 58,867.99 = 12,950.76 : x
  2. Step 2: Convert to fraction form
    39,243.96/58,867.99 = 12,950.76/x
  3. Step 3: Cross multiply
    39,243.96x = 58,867.99 × 12,950.76
  4. Step 4: Simplify right side
    39,243.96x = 762,384,957.04
  5. Step 5: Solve for x
    x = 762,384,957.04/39,243.96
  6. Step 6: Final answer
    x = 19,426.81

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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.