Home / 18,385.56-27,586.44-9,626.76

Finding the Fourth Proportional to 18,385.56, 27,586.44 and 9,626.76

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Solution

The fourth proportional to 18,385.56, 27,586.44 and 9,626.76 is: 14,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385.56 : 27,586.44 = 9,626.76 : x
  2. Step 2: Convert to fraction form
    18,385.56/27,586.44 = 9,626.76/x
  3. Step 3: Cross multiply
    18,385.56x = 27,586.44 × 9,626.76
  4. Step 4: Simplify right side
    18,385.56x = 265,568,037.13
  5. Step 5: Solve for x
    x = 265,568,037.13/18,385.56
  6. Step 6: Final answer
    x = 14,444.38

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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.