Home / 18,417.80-27,614.40-5,763.27

Finding the Fourth Proportional to 18,417.80, 27,614.40 and 5,763.27

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Solution

The fourth proportional to 18,417.80, 27,614.40 and 5,763.27 is: 8,641.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.80 : 27,614.40 = 5,763.27 : x
  2. Step 2: Convert to fraction form
    18,417.80/27,614.40 = 5,763.27/x
  3. Step 3: Cross multiply
    18,417.80x = 27,614.40 × 5,763.27
  4. Step 4: Simplify right side
    18,417.80x = 159,149,243.09
  5. Step 5: Solve for x
    x = 159,149,243.09/18,417.80
  6. Step 6: Final answer
    x = 8,641.06

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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.