Home / 10,150.80-15,234.32-9,826.80

Finding the Fourth Proportional to 10,150.80, 15,234.32 and 9,826.80

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Solution

The fourth proportional to 10,150.80, 15,234.32 and 9,826.80 is: 14,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.80 : 15,234.32 = 9,826.80 : x
  2. Step 2: Convert to fraction form
    10,150.80/15,234.32 = 9,826.80/x
  3. Step 3: Cross multiply
    10,150.80x = 15,234.32 × 9,826.80
  4. Step 4: Simplify right side
    10,150.80x = 149,704,615.78
  5. Step 5: Solve for x
    x = 149,704,615.78/10,150.80
  6. Step 6: Final answer
    x = 14,748.06

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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.