Home / 29,004.53-40,045.52-22,278.12

Finding the Fourth Proportional to 29,004.53, 40,045.52 and 22,278.12

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Solution

The fourth proportional to 29,004.53, 40,045.52 and 22,278.12 is: 30,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,004.53 : 40,045.52 = 22,278.12 : x
  2. Step 2: Convert to fraction form
    29,004.53/40,045.52 = 22,278.12/x
  3. Step 3: Cross multiply
    29,004.53x = 40,045.52 × 22,278.12
  4. Step 4: Simplify right side
    29,004.53x = 892,138,900.02
  5. Step 5: Solve for x
    x = 892,138,900.02/29,004.53
  6. Step 6: Final answer
    x = 30,758.61

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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.