Home / 14,137.13-21,206.61-5,816.96

Finding the Fourth Proportional to 14,137.13, 21,206.61 and 5,816.96

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Solution

The fourth proportional to 14,137.13, 21,206.61 and 5,816.96 is: 8,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.13 : 21,206.61 = 5,816.96 : x
  2. Step 2: Convert to fraction form
    14,137.13/21,206.61 = 5,816.96/x
  3. Step 3: Cross multiply
    14,137.13x = 21,206.61 × 5,816.96
  4. Step 4: Simplify right side
    14,137.13x = 123,358,094.88
  5. Step 5: Solve for x
    x = 123,358,094.88/14,137.13
  6. Step 6: Final answer
    x = 8,725.82

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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.