Home / 52,062.48-78,093.02-12,619.94

Finding the Fourth Proportional to 52,062.48, 78,093.02 and 12,619.94

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Solution

The fourth proportional to 52,062.48, 78,093.02 and 12,619.94 is: 18,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.48 : 78,093.02 = 12,619.94 : x
  2. Step 2: Convert to fraction form
    52,062.48/78,093.02 = 12,619.94/x
  3. Step 3: Cross multiply
    52,062.48x = 78,093.02 × 12,619.94
  4. Step 4: Simplify right side
    52,062.48x = 985,528,773.25
  5. Step 5: Solve for x
    x = 985,528,773.25/52,062.48
  6. Step 6: Final answer
    x = 18,929.73

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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.