Home / 16,363.37-22,590.00-12,721.33

Finding the Fourth Proportional to 16,363.37, 22,590.00 and 12,721.33

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Solution

The fourth proportional to 16,363.37, 22,590.00 and 12,721.33 is: 17,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,363.37 : 22,590.00 = 12,721.33 : x
  2. Step 2: Convert to fraction form
    16,363.37/22,590.00 = 12,721.33/x
  3. Step 3: Cross multiply
    16,363.37x = 22,590.00 × 12,721.33
  4. Step 4: Simplify right side
    16,363.37x = 287,374,970.24
  5. Step 5: Solve for x
    x = 287,374,970.24/16,363.37
  6. Step 6: Final answer
    x = 17,562.09

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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.