Home / 26,279.48-39,415.50-7,561.10

Finding the Fourth Proportional to 26,279.48, 39,415.50 and 7,561.10

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Solution

The fourth proportional to 26,279.48, 39,415.50 and 7,561.10 is: 11,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.48 : 39,415.50 = 7,561.10 : x
  2. Step 2: Convert to fraction form
    26,279.48/39,415.50 = 7,561.10/x
  3. Step 3: Cross multiply
    26,279.48x = 39,415.50 × 7,561.10
  4. Step 4: Simplify right side
    26,279.48x = 298,024,537.05
  5. Step 5: Solve for x
    x = 298,024,537.05/26,279.48
  6. Step 6: Final answer
    x = 11,340.58

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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.