Home / 56,467.35-84,709.08-18,508.50

Finding the Fourth Proportional to 56,467.35, 84,709.08 and 18,508.50

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Solution

The fourth proportional to 56,467.35, 84,709.08 and 18,508.50 is: 27,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.35 : 84,709.08 = 18,508.50 : x
  2. Step 2: Convert to fraction form
    56,467.35/84,709.08 = 18,508.50/x
  3. Step 3: Cross multiply
    56,467.35x = 84,709.08 × 18,508.50
  4. Step 4: Simplify right side
    56,467.35x = 1,567,838,007.18
  5. Step 5: Solve for x
    x = 1,567,838,007.18/56,467.35
  6. Step 6: Final answer
    x = 27,765.39

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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.