Home / 13,316.88-19,974.54-4,996.20

Finding the Fourth Proportional to 13,316.88, 19,974.54 and 4,996.20

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Solution

The fourth proportional to 13,316.88, 19,974.54 and 4,996.20 is: 7,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316.88 : 19,974.54 = 4,996.20 : x
  2. Step 2: Convert to fraction form
    13,316.88/19,974.54 = 4,996.20/x
  3. Step 3: Cross multiply
    13,316.88x = 19,974.54 × 4,996.20
  4. Step 4: Simplify right side
    13,316.88x = 99,796,771.77
  5. Step 5: Solve for x
    x = 99,796,771.77/13,316.88
  6. Step 6: Final answer
    x = 7,494.01

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Similar ratio
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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.