Home / 18,320.55-27,482.82-5,837.64

Finding the Fourth Proportional to 18,320.55, 27,482.82 and 5,837.64

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Solution

The fourth proportional to 18,320.55, 27,482.82 and 5,837.64 is: 8,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.55 : 27,482.82 = 5,837.64 : x
  2. Step 2: Convert to fraction form
    18,320.55/27,482.82 = 5,837.64/x
  3. Step 3: Cross multiply
    18,320.55x = 27,482.82 × 5,837.64
  4. Step 4: Simplify right side
    18,320.55x = 160,434,809.34
  5. Step 5: Solve for x
    x = 160,434,809.34/18,320.55
  6. Step 6: Final answer
    x = 8,757.10

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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.