Home / 14,561.09-20,097.83-13,576.13

Finding the Fourth Proportional to 14,561.09, 20,097.83 and 13,576.13

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Solution

The fourth proportional to 14,561.09, 20,097.83 and 13,576.13 is: 18,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.09 : 20,097.83 = 13,576.13 : x
  2. Step 2: Convert to fraction form
    14,561.09/20,097.83 = 13,576.13/x
  3. Step 3: Cross multiply
    14,561.09x = 20,097.83 × 13,576.13
  4. Step 4: Simplify right side
    14,561.09x = 272,850,684.92
  5. Step 5: Solve for x
    x = 272,850,684.92/14,561.09
  6. Step 6: Final answer
    x = 18,738.34

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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.