Home / 18,501.27-27,752.10-5,353.75

Finding the Fourth Proportional to 18,501.27, 27,752.10 and 5,353.75

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Solution

The fourth proportional to 18,501.27, 27,752.10 and 5,353.75 is: 8,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.27 : 27,752.10 = 5,353.75 : x
  2. Step 2: Convert to fraction form
    18,501.27/27,752.10 = 5,353.75/x
  3. Step 3: Cross multiply
    18,501.27x = 27,752.10 × 5,353.75
  4. Step 4: Simplify right side
    18,501.27x = 148,577,805.38
  5. Step 5: Solve for x
    x = 148,577,805.38/18,501.27
  6. Step 6: Final answer
    x = 8,030.68

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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.