Home / 18,004.35-27,006.53-4,856.72

Finding the Fourth Proportional to 18,004.35, 27,006.53 and 4,856.72

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Solution

The fourth proportional to 18,004.35, 27,006.53 and 4,856.72 is: 7,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.35 : 27,006.53 = 4,856.72 : x
  2. Step 2: Convert to fraction form
    18,004.35/27,006.53 = 4,856.72/x
  3. Step 3: Cross multiply
    18,004.35x = 27,006.53 × 4,856.72
  4. Step 4: Simplify right side
    18,004.35x = 131,163,154.38
  5. Step 5: Solve for x
    x = 131,163,154.38/18,004.35
  6. Step 6: Final answer
    x = 7,285.08

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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.