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Finding the Fourth Proportional to 26,537.14, 39,799.03 and 7,813.42

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Solution

The fourth proportional to 26,537.14, 39,799.03 and 7,813.42 is: 11,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,537.14 : 39,799.03 = 7,813.42 : x
  2. Step 2: Convert to fraction form
    26,537.14/39,799.03 = 7,813.42/x
  3. Step 3: Cross multiply
    26,537.14x = 39,799.03 × 7,813.42
  4. Step 4: Simplify right side
    26,537.14x = 310,966,536.98
  5. Step 5: Solve for x
    x = 310,966,536.98/26,537.14
  6. Step 6: Final answer
    x = 11,718.16

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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.