Home / 14,228.69-21,343.04-5,458.82

Finding the Fourth Proportional to 14,228.69, 21,343.04 and 5,458.82

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Solution

The fourth proportional to 14,228.69, 21,343.04 and 5,458.82 is: 8,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.69 : 21,343.04 = 5,458.82 : x
  2. Step 2: Convert to fraction form
    14,228.69/21,343.04 = 5,458.82/x
  3. Step 3: Cross multiply
    14,228.69x = 21,343.04 × 5,458.82
  4. Step 4: Simplify right side
    14,228.69x = 116,507,813.61
  5. Step 5: Solve for x
    x = 116,507,813.61/14,228.69
  6. Step 6: Final answer
    x = 8,188.23

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Similar ratio
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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.