Home / 18,526.52-27,794.46-5,379.80

Finding the Fourth Proportional to 18,526.52, 27,794.46 and 5,379.80

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Solution

The fourth proportional to 18,526.52, 27,794.46 and 5,379.80 is: 8,071.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.52 : 27,794.46 = 5,379.80 : x
  2. Step 2: Convert to fraction form
    18,526.52/27,794.46 = 5,379.80/x
  3. Step 3: Cross multiply
    18,526.52x = 27,794.46 × 5,379.80
  4. Step 4: Simplify right side
    18,526.52x = 149,528,635.91
  5. Step 5: Solve for x
    x = 149,528,635.91/18,526.52
  6. Step 6: Final answer
    x = 8,071.06

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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.