Home / 26,855.47-40,279.02-7,134.94

Finding the Fourth Proportional to 26,855.47, 40,279.02 and 7,134.94

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Solution

The fourth proportional to 26,855.47, 40,279.02 and 7,134.94 is: 10,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.47 : 40,279.02 = 7,134.94 : x
  2. Step 2: Convert to fraction form
    26,855.47/40,279.02 = 7,134.94/x
  3. Step 3: Cross multiply
    26,855.47x = 40,279.02 × 7,134.94
  4. Step 4: Simplify right side
    26,855.47x = 287,388,390.96
  5. Step 5: Solve for x
    x = 287,388,390.96/26,855.47
  6. Step 6: Final answer
    x = 10,701.30

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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.