Home / 52,296.45-78,443.96-12,853.91

Finding the Fourth Proportional to 52,296.45, 78,443.96 and 12,853.91

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Solution

The fourth proportional to 52,296.45, 78,443.96 and 12,853.91 is: 19,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,296.45 : 78,443.96 = 12,853.91 : x
  2. Step 2: Convert to fraction form
    52,296.45/78,443.96 = 12,853.91/x
  3. Step 3: Cross multiply
    52,296.45x = 78,443.96 × 12,853.91
  4. Step 4: Simplify right side
    52,296.45x = 1,008,311,145.39
  5. Step 5: Solve for x
    x = 1,008,311,145.39/52,296.45
  6. Step 6: Final answer
    x = 19,280.68

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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.