Home / 19,218.98-28,832.65-5,892.03

Finding the Fourth Proportional to 19,218.98, 28,832.65 and 5,892.03

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Solution

The fourth proportional to 19,218.98, 28,832.65 and 5,892.03 is: 8,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.98 : 28,832.65 = 5,892.03 : x
  2. Step 2: Convert to fraction form
    19,218.98/28,832.65 = 5,892.03/x
  3. Step 3: Cross multiply
    19,218.98x = 28,832.65 × 5,892.03
  4. Step 4: Simplify right side
    19,218.98x = 169,882,715.93
  5. Step 5: Solve for x
    x = 169,882,715.93/19,218.98
  6. Step 6: Final answer
    x = 8,839.32

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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.