Home / 29,467.80-40,622.58-22,381.92

Finding the Fourth Proportional to 29,467.80, 40,622.58 and 22,381.92

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Solution

The fourth proportional to 29,467.80, 40,622.58 and 22,381.92 is: 30,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,467.80 : 40,622.58 = 22,381.92 : x
  2. Step 2: Convert to fraction form
    29,467.80/40,622.58 = 22,381.92/x
  3. Step 3: Cross multiply
    29,467.80x = 40,622.58 × 22,381.92
  4. Step 4: Simplify right side
    29,467.80x = 909,211,335.75
  5. Step 5: Solve for x
    x = 909,211,335.75/29,467.80
  6. Step 6: Final answer
    x = 30,854.40

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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.