Home / 28,617.16-39,491.94-16,041.96

Finding the Fourth Proportional to 28,617.16, 39,491.94 and 16,041.96

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Solution

The fourth proportional to 28,617.16, 39,491.94 and 16,041.96 is: 22,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,617.16 : 39,491.94 = 16,041.96 : x
  2. Step 2: Convert to fraction form
    28,617.16/39,491.94 = 16,041.96/x
  3. Step 3: Cross multiply
    28,617.16x = 39,491.94 × 16,041.96
  4. Step 4: Simplify right side
    28,617.16x = 633,528,121.80
  5. Step 5: Solve for x
    x = 633,528,121.80/28,617.16
  6. Step 6: Final answer
    x = 22,138.05

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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.