Home / 27,080.56-40,620.60-7,358.98

Finding the Fourth Proportional to 27,080.56, 40,620.60 and 7,358.98

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Solution

The fourth proportional to 27,080.56, 40,620.60 and 7,358.98 is: 11,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080.56 : 40,620.60 = 7,358.98 : x
  2. Step 2: Convert to fraction form
    27,080.56/40,620.60 = 7,358.98/x
  3. Step 3: Cross multiply
    27,080.56x = 40,620.60 × 7,358.98
  4. Step 4: Simplify right side
    27,080.56x = 298,926,182.99
  5. Step 5: Solve for x
    x = 298,926,182.99/27,080.56
  6. Step 6: Final answer
    x = 11,038.40

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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.