Home / 18,348.30-27,527.04-5,200.38

Finding the Fourth Proportional to 18,348.30, 27,527.04 and 5,200.38

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Solution

The fourth proportional to 18,348.30, 27,527.04 and 5,200.38 is: 7,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.30 : 27,527.04 = 5,200.38 : x
  2. Step 2: Convert to fraction form
    18,348.30/27,527.04 = 5,200.38/x
  3. Step 3: Cross multiply
    18,348.30x = 27,527.04 × 5,200.38
  4. Step 4: Simplify right side
    18,348.30x = 143,151,068.28
  5. Step 5: Solve for x
    x = 143,151,068.28/18,348.30
  6. Step 6: Final answer
    x = 7,801.87

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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.