Home / 11,675.03-17,421.48-10,416.97

Finding the Fourth Proportional to 11,675.03, 17,421.48 and 10,416.97

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Solution

The fourth proportional to 11,675.03, 17,421.48 and 10,416.97 is: 15,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.03 : 17,421.48 = 10,416.97 : x
  2. Step 2: Convert to fraction form
    11,675.03/17,421.48 = 10,416.97/x
  3. Step 3: Cross multiply
    11,675.03x = 17,421.48 × 10,416.97
  4. Step 4: Simplify right side
    11,675.03x = 181,479,034.52
  5. Step 5: Solve for x
    x = 181,479,034.52/11,675.03
  6. Step 6: Final answer
    x = 15,544.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.