Home / 11,602.12-17,420.96-10,227.05

Finding the Fourth Proportional to 11,602.12, 17,420.96 and 10,227.05

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Solution

The fourth proportional to 11,602.12, 17,420.96 and 10,227.05 is: 15,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,602.12 : 17,420.96 = 10,227.05 : x
  2. Step 2: Convert to fraction form
    11,602.12/17,420.96 = 10,227.05/x
  3. Step 3: Cross multiply
    11,602.12x = 17,420.96 × 10,227.05
  4. Step 4: Simplify right side
    11,602.12x = 178,165,028.97
  5. Step 5: Solve for x
    x = 178,165,028.97/11,602.12
  6. Step 6: Final answer
    x = 15,356.25

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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.