Home / 27,025.72-40,538.58-8,305.72

Finding the Fourth Proportional to 27,025.72, 40,538.58 and 8,305.72

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Solution

The fourth proportional to 27,025.72, 40,538.58 and 8,305.72 is: 12,458.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,025.72 : 40,538.58 = 8,305.72 : x
  2. Step 2: Convert to fraction form
    27,025.72/40,538.58 = 8,305.72/x
  3. Step 3: Cross multiply
    27,025.72x = 40,538.58 × 8,305.72
  4. Step 4: Simplify right side
    27,025.72x = 336,702,094.68
  5. Step 5: Solve for x
    x = 336,702,094.68/27,025.72
  6. Step 6: Final answer
    x = 12,458.58

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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.