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Finding the Fourth Proportional to 26,559.42, 39,839.49 and 6,837.54

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Solution

The fourth proportional to 26,559.42, 39,839.49 and 6,837.54 is: 10,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559.42 : 39,839.49 = 6,837.54 : x
  2. Step 2: Convert to fraction form
    26,559.42/39,839.49 = 6,837.54/x
  3. Step 3: Cross multiply
    26,559.42x = 39,839.49 × 6,837.54
  4. Step 4: Simplify right side
    26,559.42x = 272,404,106.45
  5. Step 5: Solve for x
    x = 272,404,106.45/26,559.42
  6. Step 6: Final answer
    x = 10,256.40

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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.