Home / 26,613.72-39,926.79-9,083.57

Finding the Fourth Proportional to 26,613.72, 39,926.79 and 9,083.57

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Solution

The fourth proportional to 26,613.72, 39,926.79 and 9,083.57 is: 13,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613.72 : 39,926.79 = 9,083.57 : x
  2. Step 2: Convert to fraction form
    26,613.72/39,926.79 = 9,083.57/x
  3. Step 3: Cross multiply
    26,613.72x = 39,926.79 × 9,083.57
  4. Step 4: Simplify right side
    26,613.72x = 362,677,592.21
  5. Step 5: Solve for x
    x = 362,677,592.21/26,613.72
  6. Step 6: Final answer
    x = 13,627.47

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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.