Home / 28,825.34-39,778.92-16,250.09

Finding the Fourth Proportional to 28,825.34, 39,778.92 and 16,250.09

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Solution

The fourth proportional to 28,825.34, 39,778.92 and 16,250.09 is: 22,425.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.34 : 39,778.92 = 16,250.09 : x
  2. Step 2: Convert to fraction form
    28,825.34/39,778.92 = 16,250.09/x
  3. Step 3: Cross multiply
    28,825.34x = 39,778.92 × 16,250.09
  4. Step 4: Simplify right side
    28,825.34x = 646,410,831.21
  5. Step 5: Solve for x
    x = 646,410,831.21/28,825.34
  6. Step 6: Final answer
    x = 22,425.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.