Home / 21,043.26-29,038.50-12,093.03

Finding the Fourth Proportional to 21,043.26, 29,038.50 and 12,093.03

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Solution

The fourth proportional to 21,043.26, 29,038.50 and 12,093.03 is: 16,687.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,043.26 : 29,038.50 = 12,093.03 : x
  2. Step 2: Convert to fraction form
    21,043.26/29,038.50 = 12,093.03/x
  3. Step 3: Cross multiply
    21,043.26x = 29,038.50 × 12,093.03
  4. Step 4: Simplify right side
    21,043.26x = 351,163,451.66
  5. Step 5: Solve for x
    x = 351,163,451.66/21,043.26
  6. Step 6: Final answer
    x = 16,687.69

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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.