Home / 16,715.07-25,075.14-5,619.09

Finding the Fourth Proportional to 16,715.07, 25,075.14 and 5,619.09

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Solution

The fourth proportional to 16,715.07, 25,075.14 and 5,619.09 is: 8,429.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,715.07 : 25,075.14 = 5,619.09 : x
  2. Step 2: Convert to fraction form
    16,715.07/25,075.14 = 5,619.09/x
  3. Step 3: Cross multiply
    16,715.07x = 25,075.14 × 5,619.09
  4. Step 4: Simplify right side
    16,715.07x = 140,899,343.05
  5. Step 5: Solve for x
    x = 140,899,343.05/16,715.07
  6. Step 6: Final answer
    x = 8,429.48

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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.