Home / 19,609.67-27,062.84-11,543.15

Finding the Fourth Proportional to 19,609.67, 27,062.84 and 11,543.15

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Solution

The fourth proportional to 19,609.67, 27,062.84 and 11,543.15 is: 15,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.67 : 27,062.84 = 11,543.15 : x
  2. Step 2: Convert to fraction form
    19,609.67/27,062.84 = 11,543.15/x
  3. Step 3: Cross multiply
    19,609.67x = 27,062.84 × 11,543.15
  4. Step 4: Simplify right side
    19,609.67x = 312,390,421.55
  5. Step 5: Solve for x
    x = 312,390,421.55/19,609.67
  6. Step 6: Final answer
    x = 15,930.43

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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.