Home / 52,026.12-78,039.22-12,583.27

Finding the Fourth Proportional to 52,026.12, 78,039.22 and 12,583.27

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Solution

The fourth proportional to 52,026.12, 78,039.22 and 12,583.27 is: 18,874.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,026.12 : 78,039.22 = 12,583.27 : x
  2. Step 2: Convert to fraction form
    52,026.12/78,039.22 = 12,583.27/x
  3. Step 3: Cross multiply
    52,026.12x = 78,039.22 × 12,583.27
  4. Step 4: Simplify right side
    52,026.12x = 981,988,920.41
  5. Step 5: Solve for x
    x = 981,988,920.41/52,026.12
  6. Step 6: Final answer
    x = 18,874.92

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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.