Home / 14,035.30-21,057.14-4,174.90

Finding the Fourth Proportional to 14,035.30, 21,057.14 and 4,174.90

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Solution

The fourth proportional to 14,035.30, 21,057.14 and 4,174.90 is: 6,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.30 : 21,057.14 = 4,174.90 : x
  2. Step 2: Convert to fraction form
    14,035.30/21,057.14 = 4,174.90/x
  3. Step 3: Cross multiply
    14,035.30x = 21,057.14 × 4,174.90
  4. Step 4: Simplify right side
    14,035.30x = 87,911,453.79
  5. Step 5: Solve for x
    x = 87,911,453.79/14,035.30
  6. Step 6: Final answer
    x = 6,263.60

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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.