Home / 16,360.56-22,579.92-9,285.48

Finding the Fourth Proportional to 16,360.56, 22,579.92 and 9,285.48

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Solution

The fourth proportional to 16,360.56, 22,579.92 and 9,285.48 is: 12,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,360.56 : 22,579.92 = 9,285.48 : x
  2. Step 2: Convert to fraction form
    16,360.56/22,579.92 = 9,285.48/x
  3. Step 3: Cross multiply
    16,360.56x = 22,579.92 × 9,285.48
  4. Step 4: Simplify right side
    16,360.56x = 209,665,395.56
  5. Step 5: Solve for x
    x = 209,665,395.56/16,360.56
  6. Step 6: Final answer
    x = 12,815.29

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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.