Home / 28,813.41-39,760.92-16,237.35

Finding the Fourth Proportional to 28,813.41, 39,760.92 and 16,237.35

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Solution

The fourth proportional to 28,813.41, 39,760.92 and 16,237.35 is: 22,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813.41 : 39,760.92 = 16,237.35 : x
  2. Step 2: Convert to fraction form
    28,813.41/39,760.92 = 16,237.35/x
  3. Step 3: Cross multiply
    28,813.41x = 39,760.92 × 16,237.35
  4. Step 4: Simplify right side
    28,813.41x = 645,611,974.36
  5. Step 5: Solve for x
    x = 645,611,974.36/28,813.41
  6. Step 6: Final answer
    x = 22,406.65

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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.