Home / 11,242.31-15,519.69-10,176.14

Finding the Fourth Proportional to 11,242.31, 15,519.69 and 10,176.14

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Solution

The fourth proportional to 11,242.31, 15,519.69 and 10,176.14 is: 14,047.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.31 : 15,519.69 = 10,176.14 : x
  2. Step 2: Convert to fraction form
    11,242.31/15,519.69 = 10,176.14/x
  3. Step 3: Cross multiply
    11,242.31x = 15,519.69 × 10,176.14
  4. Step 4: Simplify right side
    11,242.31x = 157,930,577.00
  5. Step 5: Solve for x
    x = 157,930,577.00/11,242.31
  6. Step 6: Final answer
    x = 14,047.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.