Home / 14,267.02-21,404.84-4,272.09

Finding the Fourth Proportional to 14,267.02, 21,404.84 and 4,272.09

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Solution

The fourth proportional to 14,267.02, 21,404.84 and 4,272.09 is: 6,409.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.02 : 21,404.84 = 4,272.09 : x
  2. Step 2: Convert to fraction form
    14,267.02/21,404.84 = 4,272.09/x
  3. Step 3: Cross multiply
    14,267.02x = 21,404.84 × 4,272.09
  4. Step 4: Simplify right side
    14,267.02x = 91,443,445.72
  5. Step 5: Solve for x
    x = 91,443,445.72/14,267.02
  6. Step 6: Final answer
    x = 6,409.43

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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.