Home / 14,903.98-20,561.60-9,601.85

Finding the Fourth Proportional to 14,903.98, 20,561.60 and 9,601.85

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Solution

The fourth proportional to 14,903.98, 20,561.60 and 9,601.85 is: 13,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.98 : 20,561.60 = 9,601.85 : x
  2. Step 2: Convert to fraction form
    14,903.98/20,561.60 = 9,601.85/x
  3. Step 3: Cross multiply
    14,903.98x = 20,561.60 × 9,601.85
  4. Step 4: Simplify right side
    14,903.98x = 197,429,474.37
  5. Step 5: Solve for x
    x = 197,429,474.37/14,903.98
  6. Step 6: Final answer
    x = 13,246.76

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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.