Home / 28,460.52-39,269.43-16,517.48

Finding the Fourth Proportional to 28,460.52, 39,269.43 and 16,517.48

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Solution

The fourth proportional to 28,460.52, 39,269.43 and 16,517.48 is: 22,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460.52 : 39,269.43 = 16,517.48 : x
  2. Step 2: Convert to fraction form
    28,460.52/39,269.43 = 16,517.48/x
  3. Step 3: Cross multiply
    28,460.52x = 39,269.43 × 16,517.48
  4. Step 4: Simplify right side
    28,460.52x = 648,631,828.29
  5. Step 5: Solve for x
    x = 648,631,828.29/28,460.52
  6. Step 6: Final answer
    x = 22,790.58

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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.