Home / 14,293.26-21,440.16-3,905.01

Finding the Fourth Proportional to 14,293.26, 21,440.16 and 3,905.01

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Solution

The fourth proportional to 14,293.26, 21,440.16 and 3,905.01 is: 5,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.26 : 21,440.16 = 3,905.01 : x
  2. Step 2: Convert to fraction form
    14,293.26/21,440.16 = 3,905.01/x
  3. Step 3: Cross multiply
    14,293.26x = 21,440.16 × 3,905.01
  4. Step 4: Simplify right side
    14,293.26x = 83,724,039.20
  5. Step 5: Solve for x
    x = 83,724,039.20/14,293.26
  6. Step 6: Final answer
    x = 5,857.59

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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.