Home / 18,288.77-27,400.34-17,304.62

Finding the Fourth Proportional to 18,288.77, 27,400.34 and 17,304.62

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Solution

The fourth proportional to 18,288.77, 27,400.34 and 17,304.62 is: 25,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288.77 : 27,400.34 = 17,304.62 : x
  2. Step 2: Convert to fraction form
    18,288.77/27,400.34 = 17,304.62/x
  3. Step 3: Cross multiply
    18,288.77x = 27,400.34 × 17,304.62
  4. Step 4: Simplify right side
    18,288.77x = 474,152,248.05
  5. Step 5: Solve for x
    x = 474,152,248.05/18,288.77
  6. Step 6: Final answer
    x = 25,925.88

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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.