Home / 52,028.21-78,053.25-16,992.47

Finding the Fourth Proportional to 52,028.21, 78,053.25 and 16,992.47

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Solution

The fourth proportional to 52,028.21, 78,053.25 and 16,992.47 is: 25,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,028.21 : 78,053.25 = 16,992.47 : x
  2. Step 2: Convert to fraction form
    52,028.21/78,053.25 = 16,992.47/x
  3. Step 3: Cross multiply
    52,028.21x = 78,053.25 × 16,992.47
  4. Step 4: Simplify right side
    52,028.21x = 1,326,317,509.03
  5. Step 5: Solve for x
    x = 1,326,317,509.03/52,028.21
  6. Step 6: Final answer
    x = 25,492.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.