Home / 40,640.18-56,080.82-22,732.12

Finding the Fourth Proportional to 40,640.18, 56,080.82 and 22,732.12

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Solution

The fourth proportional to 40,640.18, 56,080.82 and 22,732.12 is: 31,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,640.18 : 56,080.82 = 22,732.12 : x
  2. Step 2: Convert to fraction form
    40,640.18/56,080.82 = 22,732.12/x
  3. Step 3: Cross multiply
    40,640.18x = 56,080.82 × 22,732.12
  4. Step 4: Simplify right side
    40,640.18x = 1,274,835,535.87
  5. Step 5: Solve for x
    x = 1,274,835,535.87/40,640.18
  6. Step 6: Final answer
    x = 31,368.85

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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.