Home / 18,532.10-27,799.38-6,522.81

Finding the Fourth Proportional to 18,532.10, 27,799.38 and 6,522.81

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Solution

The fourth proportional to 18,532.10, 27,799.38 and 6,522.81 is: 9,784.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.10 : 27,799.38 = 6,522.81 : x
  2. Step 2: Convert to fraction form
    18,532.10/27,799.38 = 6,522.81/x
  3. Step 3: Cross multiply
    18,532.10x = 27,799.38 × 6,522.81
  4. Step 4: Simplify right side
    18,532.10x = 181,330,073.86
  5. Step 5: Solve for x
    x = 181,330,073.86/18,532.10
  6. Step 6: Final answer
    x = 9,784.65

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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.