Home / 28,833.96-39,790.80-16,258.62

Finding the Fourth Proportional to 28,833.96, 39,790.80 and 16,258.62

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Solution

The fourth proportional to 28,833.96, 39,790.80 and 16,258.62 is: 22,436.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.96 : 39,790.80 = 16,258.62 : x
  2. Step 2: Convert to fraction form
    28,833.96/39,790.80 = 16,258.62/x
  3. Step 3: Cross multiply
    28,833.96x = 39,790.80 × 16,258.62
  4. Step 4: Simplify right side
    28,833.96x = 646,943,496.70
  5. Step 5: Solve for x
    x = 646,943,496.70/28,833.96
  6. Step 6: Final answer
    x = 22,436.86

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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.