Home / 14,214.65-21,320.52-4,353.99

Finding the Fourth Proportional to 14,214.65, 21,320.52 and 4,353.99

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Solution

The fourth proportional to 14,214.65, 21,320.52 and 4,353.99 is: 6,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.65 : 21,320.52 = 4,353.99 : x
  2. Step 2: Convert to fraction form
    14,214.65/21,320.52 = 4,353.99/x
  3. Step 3: Cross multiply
    14,214.65x = 21,320.52 × 4,353.99
  4. Step 4: Simplify right side
    14,214.65x = 92,829,330.87
  5. Step 5: Solve for x
    x = 92,829,330.87/14,214.65
  6. Step 6: Final answer
    x = 6,530.54

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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.