Home / 39,246.35-58,869.26-12,953.21

Finding the Fourth Proportional to 39,246.35, 58,869.26 and 12,953.21

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Solution

The fourth proportional to 39,246.35, 58,869.26 and 12,953.21 is: 19,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246.35 : 58,869.26 = 12,953.21 : x
  2. Step 2: Convert to fraction form
    39,246.35/58,869.26 = 12,953.21/x
  3. Step 3: Cross multiply
    39,246.35x = 58,869.26 × 12,953.21
  4. Step 4: Simplify right side
    39,246.35x = 762,545,822.56
  5. Step 5: Solve for x
    x = 762,545,822.56/39,246.35
  6. Step 6: Final answer
    x = 19,429.73

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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.