Home / 14,903.85-20,561.41-9,601.75

Finding the Fourth Proportional to 14,903.85, 20,561.41 and 9,601.75

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Solution

The fourth proportional to 14,903.85, 20,561.41 and 9,601.75 is: 13,246.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.85 : 20,561.41 = 9,601.75 : x
  2. Step 2: Convert to fraction form
    14,903.85/20,561.41 = 9,601.75/x
  3. Step 3: Cross multiply
    14,903.85x = 20,561.41 × 9,601.75
  4. Step 4: Simplify right side
    14,903.85x = 197,425,518.47
  5. Step 5: Solve for x
    x = 197,425,518.47/14,903.85
  6. Step 6: Final answer
    x = 13,246.61

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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.