Home / 27,407.27-41,110.61-8,687.30

Finding the Fourth Proportional to 27,407.27, 41,110.61 and 8,687.30

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Solution

The fourth proportional to 27,407.27, 41,110.61 and 8,687.30 is: 13,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,407.27 : 41,110.61 = 8,687.30 : x
  2. Step 2: Convert to fraction form
    27,407.27/41,110.61 = 8,687.30/x
  3. Step 3: Cross multiply
    27,407.27x = 41,110.61 × 8,687.30
  4. Step 4: Simplify right side
    27,407.27x = 357,139,953.26
  5. Step 5: Solve for x
    x = 357,139,953.26/27,407.27
  6. Step 6: Final answer
    x = 13,030.85

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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.