Home / 52,342.26-78,511.92-16,803.30

Finding the Fourth Proportional to 52,342.26, 78,511.92 and 16,803.30

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Solution

The fourth proportional to 52,342.26, 78,511.92 and 16,803.30 is: 25,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,342.26 : 78,511.92 = 16,803.30 : x
  2. Step 2: Convert to fraction form
    52,342.26/78,511.92 = 16,803.30/x
  3. Step 3: Cross multiply
    52,342.26x = 78,511.92 × 16,803.30
  4. Step 4: Simplify right side
    52,342.26x = 1,319,259,345.34
  5. Step 5: Solve for x
    x = 1,319,259,345.34/52,342.26
  6. Step 6: Final answer
    x = 25,204.48

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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.