Home / 39,289.35-58,939.52-12,626.38

Finding the Fourth Proportional to 39,289.35, 58,939.52 and 12,626.38

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Solution

The fourth proportional to 39,289.35, 58,939.52 and 12,626.38 is: 18,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,289.35 : 58,939.52 = 12,626.38 : x
  2. Step 2: Convert to fraction form
    39,289.35/58,939.52 = 12,626.38/x
  3. Step 3: Cross multiply
    39,289.35x = 58,939.52 × 12,626.38
  4. Step 4: Simplify right side
    39,289.35x = 744,192,660.75
  5. Step 5: Solve for x
    x = 744,192,660.75/39,289.35
  6. Step 6: Final answer
    x = 18,941.33

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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.