Home / 11,438.72-17,114.04-10,609.28

Finding the Fourth Proportional to 11,438.72, 17,114.04 and 10,609.28

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Solution

The fourth proportional to 11,438.72, 17,114.04 and 10,609.28 is: 15,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438.72 : 17,114.04 = 10,609.28 : x
  2. Step 2: Convert to fraction form
    11,438.72/17,114.04 = 10,609.28/x
  3. Step 3: Cross multiply
    11,438.72x = 17,114.04 × 10,609.28
  4. Step 4: Simplify right side
    11,438.72x = 181,567,642.29
  5. Step 5: Solve for x
    x = 181,567,642.29/11,438.72
  6. Step 6: Final answer
    x = 15,873.07

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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.