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Finding the Fourth Proportional to 26,073.56, 39,111.56 and 7,605.56

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Solution

The fourth proportional to 26,073.56, 39,111.56 and 7,605.56 is: 11,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,073.56 : 39,111.56 = 7,605.56 : x
  2. Step 2: Convert to fraction form
    26,073.56/39,111.56 = 7,605.56/x
  3. Step 3: Cross multiply
    26,073.56x = 39,111.56 × 7,605.56
  4. Step 4: Simplify right side
    26,073.56x = 297,465,404.55
  5. Step 5: Solve for x
    x = 297,465,404.55/26,073.56
  6. Step 6: Final answer
    x = 11,408.70

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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.