Home / 27,659.20-38,173.13-16,901.86

Finding the Fourth Proportional to 27,659.20, 38,173.13 and 16,901.86

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Solution

The fourth proportional to 27,659.20, 38,173.13 and 16,901.86 is: 23,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.20 : 38,173.13 = 16,901.86 : x
  2. Step 2: Convert to fraction form
    27,659.20/38,173.13 = 16,901.86/x
  3. Step 3: Cross multiply
    27,659.20x = 38,173.13 × 16,901.86
  4. Step 4: Simplify right side
    27,659.20x = 645,196,899.02
  5. Step 5: Solve for x
    x = 645,196,899.02/27,659.20
  6. Step 6: Final answer
    x = 23,326.67

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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.