Home / 28,824.53-39,776.14-16,724.08

Finding the Fourth Proportional to 28,824.53, 39,776.14 and 16,724.08

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Solution

The fourth proportional to 28,824.53, 39,776.14 and 16,724.08 is: 23,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.53 : 39,776.14 = 16,724.08 : x
  2. Step 2: Convert to fraction form
    28,824.53/39,776.14 = 16,724.08/x
  3. Step 3: Cross multiply
    28,824.53x = 39,776.14 × 16,724.08
  4. Step 4: Simplify right side
    28,824.53x = 665,219,371.89
  5. Step 5: Solve for x
    x = 665,219,371.89/28,824.53
  6. Step 6: Final answer
    x = 23,078.23

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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.