Home / 40,872.90-56,406.27-22,967.85

Finding the Fourth Proportional to 40,872.90, 56,406.27 and 22,967.85

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Solution

The fourth proportional to 40,872.90, 56,406.27 and 22,967.85 is: 31,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,872.90 : 56,406.27 = 22,967.85 : x
  2. Step 2: Convert to fraction form
    40,872.90/56,406.27 = 22,967.85/x
  3. Step 3: Cross multiply
    40,872.90x = 56,406.27 × 22,967.85
  4. Step 4: Simplify right side
    40,872.90x = 1,295,530,748.42
  5. Step 5: Solve for x
    x = 1,295,530,748.42/40,872.90
  6. Step 6: Final answer
    x = 31,696.57

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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.