Home / 39,857.22-55,025.46-26,446.50

Finding the Fourth Proportional to 39,857.22, 55,025.46 and 26,446.50

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Solution

The fourth proportional to 39,857.22, 55,025.46 and 26,446.50 is: 36,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857.22 : 55,025.46 = 26,446.50 : x
  2. Step 2: Convert to fraction form
    39,857.22/55,025.46 = 26,446.50/x
  3. Step 3: Cross multiply
    39,857.22x = 55,025.46 × 26,446.50
  4. Step 4: Simplify right side
    39,857.22x = 1,455,230,827.89
  5. Step 5: Solve for x
    x = 1,455,230,827.89/39,857.22
  6. Step 6: Final answer
    x = 36,511.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.