Home / 14,282.46-21,423.56-5,511.24

Finding the Fourth Proportional to 14,282.46, 21,423.56 and 5,511.24

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Solution

The fourth proportional to 14,282.46, 21,423.56 and 5,511.24 is: 8,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.46 : 21,423.56 = 5,511.24 : x
  2. Step 2: Convert to fraction form
    14,282.46/21,423.56 = 5,511.24/x
  3. Step 3: Cross multiply
    14,282.46x = 21,423.56 × 5,511.24
  4. Step 4: Simplify right side
    14,282.46x = 118,070,353.26
  5. Step 5: Solve for x
    x = 118,070,353.26/14,282.46
  6. Step 6: Final answer
    x = 8,266.81

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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.