Home / 11,039.09-16,534.38-10,174.87

Finding the Fourth Proportional to 11,039.09, 16,534.38 and 10,174.87

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Solution

The fourth proportional to 11,039.09, 16,534.38 and 10,174.87 is: 15,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.09 : 16,534.38 = 10,174.87 : x
  2. Step 2: Convert to fraction form
    11,039.09/16,534.38 = 10,174.87/x
  3. Step 3: Cross multiply
    11,039.09x = 16,534.38 × 10,174.87
  4. Step 4: Simplify right side
    11,039.09x = 168,235,075.61
  5. Step 5: Solve for x
    x = 168,235,075.61/11,039.09
  6. Step 6: Final answer
    x = 15,239.95

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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.