Home / 16,814.34-25,213.68-5,718.02

Finding the Fourth Proportional to 16,814.34, 25,213.68 and 5,718.02

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Solution

The fourth proportional to 16,814.34, 25,213.68 and 5,718.02 is: 8,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.34 : 25,213.68 = 5,718.02 : x
  2. Step 2: Convert to fraction form
    16,814.34/25,213.68 = 5,718.02/x
  3. Step 3: Cross multiply
    16,814.34x = 25,213.68 × 5,718.02
  4. Step 4: Simplify right side
    16,814.34x = 144,172,200.45
  5. Step 5: Solve for x
    x = 144,172,200.45/16,814.34
  6. Step 6: Final answer
    x = 8,574.36

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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.