Home / 56,467.60-84,709.46-18,508.75

Finding the Fourth Proportional to 56,467.60, 84,709.46 and 18,508.75

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Solution

The fourth proportional to 56,467.60, 84,709.46 and 18,508.75 is: 27,765.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.60 : 84,709.46 = 18,508.75 : x
  2. Step 2: Convert to fraction form
    56,467.60/84,709.46 = 18,508.75/x
  3. Step 3: Cross multiply
    56,467.60x = 84,709.46 × 18,508.75
  4. Step 4: Simplify right side
    56,467.60x = 1,567,866,217.78
  5. Step 5: Solve for x
    x = 1,567,866,217.78/56,467.60
  6. Step 6: Final answer
    x = 27,765.77

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1.5x scale

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.