Home / 14,049.09-21,076.56-5,729.13

Finding the Fourth Proportional to 14,049.09, 21,076.56 and 5,729.13

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Solution

The fourth proportional to 14,049.09, 21,076.56 and 5,729.13 is: 8,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.09 : 21,076.56 = 5,729.13 : x
  2. Step 2: Convert to fraction form
    14,049.09/21,076.56 = 5,729.13/x
  3. Step 3: Cross multiply
    14,049.09x = 21,076.56 × 5,729.13
  4. Step 4: Simplify right side
    14,049.09x = 120,750,352.19
  5. Step 5: Solve for x
    x = 120,750,352.19/14,049.09
  6. Step 6: Final answer
    x = 8,594.89

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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.