Home / 18,399.53-27,582.89-15,304.92

Finding the Fourth Proportional to 18,399.53, 27,582.89 and 15,304.92

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Solution

The fourth proportional to 18,399.53, 27,582.89 and 15,304.92 is: 22,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,399.53 : 27,582.89 = 15,304.92 : x
  2. Step 2: Convert to fraction form
    18,399.53/27,582.89 = 15,304.92/x
  3. Step 3: Cross multiply
    18,399.53x = 27,582.89 × 15,304.92
  4. Step 4: Simplify right side
    18,399.53x = 422,153,848.29
  5. Step 5: Solve for x
    x = 422,153,848.29/18,399.53
  6. Step 6: Final answer
    x = 22,943.74

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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.