Home / 28,832.77-39,790.61-16,257.25

Finding the Fourth Proportional to 28,832.77, 39,790.61 and 16,257.25

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Solution

The fourth proportional to 28,832.77, 39,790.61 and 16,257.25 is: 22,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.77 : 39,790.61 = 16,257.25 : x
  2. Step 2: Convert to fraction form
    28,832.77/39,790.61 = 16,257.25/x
  3. Step 3: Cross multiply
    28,832.77x = 39,790.61 × 16,257.25
  4. Step 4: Simplify right side
    28,832.77x = 646,885,894.42
  5. Step 5: Solve for x
    x = 646,885,894.42/28,832.77
  6. Step 6: Final answer
    x = 22,435.79

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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.