Home / 13,247.46-18,262.53-9,469.62

Finding the Fourth Proportional to 13,247.46, 18,262.53 and 9,469.62

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Solution

The fourth proportional to 13,247.46, 18,262.53 and 9,469.62 is: 13,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.46 : 18,262.53 = 9,469.62 : x
  2. Step 2: Convert to fraction form
    13,247.46/18,262.53 = 9,469.62/x
  3. Step 3: Cross multiply
    13,247.46x = 18,262.53 × 9,469.62
  4. Step 4: Simplify right side
    13,247.46x = 172,939,219.34
  5. Step 5: Solve for x
    x = 172,939,219.34/13,247.46
  6. Step 6: Final answer
    x = 13,054.52

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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.