Home / 27,073.22-40,613.64-8,354.78

Finding the Fourth Proportional to 27,073.22, 40,613.64 and 8,354.78

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Solution

The fourth proportional to 27,073.22, 40,613.64 and 8,354.78 is: 12,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,073.22 : 40,613.64 = 8,354.78 : x
  2. Step 2: Convert to fraction form
    27,073.22/40,613.64 = 8,354.78/x
  3. Step 3: Cross multiply
    27,073.22x = 40,613.64 × 8,354.78
  4. Step 4: Simplify right side
    27,073.22x = 339,318,027.20
  5. Step 5: Solve for x
    x = 339,318,027.20/27,073.22
  6. Step 6: Final answer
    x = 12,533.35

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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.