Home / 14,321.37-19,770.18-9,549.27

Finding the Fourth Proportional to 14,321.37, 19,770.18 and 9,549.27

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Solution

The fourth proportional to 14,321.37, 19,770.18 and 9,549.27 is: 13,182.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.37 : 19,770.18 = 9,549.27 : x
  2. Step 2: Convert to fraction form
    14,321.37/19,770.18 = 9,549.27/x
  3. Step 3: Cross multiply
    14,321.37x = 19,770.18 × 9,549.27
  4. Step 4: Simplify right side
    14,321.37x = 188,790,786.77
  5. Step 5: Solve for x
    x = 188,790,786.77/14,321.37
  6. Step 6: Final answer
    x = 13,182.45

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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.