Home / 27,780.90-41,673.51-8,059.74

Finding the Fourth Proportional to 27,780.90, 41,673.51 and 8,059.74

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Solution

The fourth proportional to 27,780.90, 41,673.51 and 8,059.74 is: 12,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,780.90 : 41,673.51 = 8,059.74 : x
  2. Step 2: Convert to fraction form
    27,780.90/41,673.51 = 8,059.74/x
  3. Step 3: Cross multiply
    27,780.90x = 41,673.51 × 8,059.74
  4. Step 4: Simplify right side
    27,780.90x = 335,877,655.49
  5. Step 5: Solve for x
    x = 335,877,655.49/27,780.90
  6. Step 6: Final answer
    x = 12,090.24

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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.