Home / 14,549.01-20,076.09-9,767.99

Finding the Fourth Proportional to 14,549.01, 20,076.09 and 9,767.99

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Solution

The fourth proportional to 14,549.01, 20,076.09 and 9,767.99 is: 13,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.01 : 20,076.09 = 9,767.99 : x
  2. Step 2: Convert to fraction form
    14,549.01/20,076.09 = 9,767.99/x
  3. Step 3: Cross multiply
    14,549.01x = 20,076.09 × 9,767.99
  4. Step 4: Simplify right side
    14,549.01x = 196,102,945.98
  5. Step 5: Solve for x
    x = 196,102,945.98/14,549.01
  6. Step 6: Final answer
    x = 13,478.78

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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.