Home / 21,324.06-29,433.05-12,374.44

Finding the Fourth Proportional to 21,324.06, 29,433.05 and 12,374.44

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Solution

The fourth proportional to 21,324.06, 29,433.05 and 12,374.44 is: 17,080.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,324.06 : 29,433.05 = 12,374.44 : x
  2. Step 2: Convert to fraction form
    21,324.06/29,433.05 = 12,374.44/x
  3. Step 3: Cross multiply
    21,324.06x = 29,433.05 × 12,374.44
  4. Step 4: Simplify right side
    21,324.06x = 364,217,491.80
  5. Step 5: Solve for x
    x = 364,217,491.80/21,324.06
  6. Step 6: Final answer
    x = 17,080.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.