Home / 18,262.53-27,383.40-5,780.16

Finding the Fourth Proportional to 18,262.53, 27,383.40 and 5,780.16

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Solution

The fourth proportional to 18,262.53, 27,383.40 and 5,780.16 is: 8,666.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.53 : 27,383.40 = 5,780.16 : x
  2. Step 2: Convert to fraction form
    18,262.53/27,383.40 = 5,780.16/x
  3. Step 3: Cross multiply
    18,262.53x = 27,383.40 × 5,780.16
  4. Step 4: Simplify right side
    18,262.53x = 158,280,433.34
  5. Step 5: Solve for x
    x = 158,280,433.34/18,262.53
  6. Step 6: Final answer
    x = 8,666.95

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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.