Home / 14,944.95-20,626.38-9,855.32

Finding the Fourth Proportional to 14,944.95, 20,626.38 and 9,855.32

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Solution

The fourth proportional to 14,944.95, 20,626.38 and 9,855.32 is: 13,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.95 : 20,626.38 = 9,855.32 : x
  2. Step 2: Convert to fraction form
    14,944.95/20,626.38 = 9,855.32/x
  3. Step 3: Cross multiply
    14,944.95x = 20,626.38 × 9,855.32
  4. Step 4: Simplify right side
    14,944.95x = 203,279,472.21
  5. Step 5: Solve for x
    x = 203,279,472.21/14,944.95
  6. Step 6: Final answer
    x = 13,601.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.