Home / 21,024.62-29,025.24-16,477.94

Finding the Fourth Proportional to 21,024.62, 29,025.24 and 16,477.94

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Solution

The fourth proportional to 21,024.62, 29,025.24 and 16,477.94 is: 22,748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024.62 : 29,025.24 = 16,477.94 : x
  2. Step 2: Convert to fraction form
    21,024.62/29,025.24 = 16,477.94/x
  3. Step 3: Cross multiply
    21,024.62x = 29,025.24 × 16,477.94
  4. Step 4: Simplify right side
    21,024.62x = 478,276,163.21
  5. Step 5: Solve for x
    x = 478,276,163.21/21,024.62
  6. Step 6: Final answer
    x = 22,748.39

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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.