Home / 28,062.98-38,727.27-16,578.27

Finding the Fourth Proportional to 28,062.98, 38,727.27 and 16,578.27

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Solution

The fourth proportional to 28,062.98, 38,727.27 and 16,578.27 is: 22,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062.98 : 38,727.27 = 16,578.27 : x
  2. Step 2: Convert to fraction form
    28,062.98/38,727.27 = 16,578.27/x
  3. Step 3: Cross multiply
    28,062.98x = 38,727.27 × 16,578.27
  4. Step 4: Simplify right side
    28,062.98x = 642,030,861.90
  5. Step 5: Solve for x
    x = 642,030,861.90/28,062.98
  6. Step 6: Final answer
    x = 22,878.22

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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.