Home / 26,279.28-39,395.49-9,635.44

Finding the Fourth Proportional to 26,279.28, 39,395.49 and 9,635.44

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Solution

The fourth proportional to 26,279.28, 39,395.49 and 9,635.44 is: 14,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.28 : 39,395.49 = 9,635.44 : x
  2. Step 2: Convert to fraction form
    26,279.28/39,395.49 = 9,635.44/x
  3. Step 3: Cross multiply
    26,279.28x = 39,395.49 × 9,635.44
  4. Step 4: Simplify right side
    26,279.28x = 379,592,880.17
  5. Step 5: Solve for x
    x = 379,592,880.17/26,279.28
  6. Step 6: Final answer
    x = 14,444.57

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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.