Home / 21,444.57-29,588.36-16,414.47

Finding the Fourth Proportional to 21,444.57, 29,588.36 and 16,414.47

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Solution

The fourth proportional to 21,444.57, 29,588.36 and 16,414.47 is: 22,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.57 : 29,588.36 = 16,414.47 : x
  2. Step 2: Convert to fraction form
    21,444.57/29,588.36 = 16,414.47/x
  3. Step 3: Cross multiply
    21,444.57x = 29,588.36 × 16,414.47
  4. Step 4: Simplify right side
    21,444.57x = 485,677,165.50
  5. Step 5: Solve for x
    x = 485,677,165.50/21,444.57
  6. Step 6: Final answer
    x = 22,648.03

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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.