Home / 13,697.89-20,546.29-9,525.61

Finding the Fourth Proportional to 13,697.89, 20,546.29 and 9,525.61

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Solution

The fourth proportional to 13,697.89, 20,546.29 and 9,525.61 is: 14,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.89 : 20,546.29 = 9,525.61 : x
  2. Step 2: Convert to fraction form
    13,697.89/20,546.29 = 9,525.61/x
  3. Step 3: Cross multiply
    13,697.89x = 20,546.29 × 9,525.61
  4. Step 4: Simplify right side
    13,697.89x = 195,715,945.49
  5. Step 5: Solve for x
    x = 195,715,945.49/13,697.89
  6. Step 6: Final answer
    x = 14,288.04

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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.