Home / 34,256.80-51,385.20-22,429.60

Finding the Fourth Proportional to 34,256.80, 51,385.20 and 22,429.60

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Solution

The fourth proportional to 34,256.80, 51,385.20 and 22,429.60 is: 33,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,256.80 : 51,385.20 = 22,429.60 : x
  2. Step 2: Convert to fraction form
    34,256.80/51,385.20 = 22,429.60/x
  3. Step 3: Cross multiply
    34,256.80x = 51,385.20 × 22,429.60
  4. Step 4: Simplify right side
    34,256.80x = 1,152,549,481.92
  5. Step 5: Solve for x
    x = 1,152,549,481.92/34,256.80
  6. Step 6: Final answer
    x = 33,644.40

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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.