Home / 14,226.32-21,342-4,867.38

Finding the Fourth Proportional to 14,226.32, 21,342 and 4,867.38

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Solution

The fourth proportional to 14,226.32, 21,342 and 4,867.38 is: 7,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.32 : 21,342 = 4,867.38 : x
  2. Step 2: Convert to fraction form
    14,226.32/21,342 = 4,867.38/x
  3. Step 3: Cross multiply
    14,226.32x = 21,342 × 4,867.38
  4. Step 4: Simplify right side
    14,226.32x = 103,879,623.96
  5. Step 5: Solve for x
    x = 103,879,623.96/14,226.32
  6. Step 6: Final answer
    x = 7,301.93

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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.