Home / 27,669.96-38,184.37-15,733.30

Finding the Fourth Proportional to 27,669.96, 38,184.37 and 15,733.30

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Solution

The fourth proportional to 27,669.96, 38,184.37 and 15,733.30 is: 21,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,669.96 : 38,184.37 = 15,733.30 : x
  2. Step 2: Convert to fraction form
    27,669.96/38,184.37 = 15,733.30/x
  3. Step 3: Cross multiply
    27,669.96x = 38,184.37 × 15,733.30
  4. Step 4: Simplify right side
    27,669.96x = 600,766,129.57
  5. Step 5: Solve for x
    x = 600,766,129.57/27,669.96
  6. Step 6: Final answer
    x = 21,711.85

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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.