Home / 27,385.58-37,757.86-22,854.78

Finding the Fourth Proportional to 27,385.58, 37,757.86 and 22,854.78

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Solution

The fourth proportional to 27,385.58, 37,757.86 and 22,854.78 is: 31,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.58 : 37,757.86 = 22,854.78 : x
  2. Step 2: Convert to fraction form
    27,385.58/37,757.86 = 22,854.78/x
  3. Step 3: Cross multiply
    27,385.58x = 37,757.86 × 22,854.78
  4. Step 4: Simplify right side
    27,385.58x = 862,947,654.99
  5. Step 5: Solve for x
    x = 862,947,654.99/27,385.58
  6. Step 6: Final answer
    x = 31,511.02

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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.