Home / 18,114.48-27,171.84-4,968.24

Finding the Fourth Proportional to 18,114.48, 27,171.84 and 4,968.24

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Solution

The fourth proportional to 18,114.48, 27,171.84 and 4,968.24 is: 7,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.48 : 27,171.84 = 4,968.24 : x
  2. Step 2: Convert to fraction form
    18,114.48/27,171.84 = 4,968.24/x
  3. Step 3: Cross multiply
    18,114.48x = 27,171.84 × 4,968.24
  4. Step 4: Simplify right side
    18,114.48x = 134,996,222.36
  5. Step 5: Solve for x
    x = 134,996,222.36/18,114.48
  6. Step 6: Final answer
    x = 7,452.39

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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.