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Finding the Fourth Proportional to 29,922.42, 44,883.63 and 9,145.74

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Solution

The fourth proportional to 29,922.42, 44,883.63 and 9,145.74 is: 13,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,922.42 : 44,883.63 = 9,145.74 : x
  2. Step 2: Convert to fraction form
    29,922.42/44,883.63 = 9,145.74/x
  3. Step 3: Cross multiply
    29,922.42x = 44,883.63 × 9,145.74
  4. Step 4: Simplify right side
    29,922.42x = 410,494,010.24
  5. Step 5: Solve for x
    x = 410,494,010.24/29,922.42
  6. Step 6: Final answer
    x = 13,718.61

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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.