Home / 22,809.48-31,468.41-16,855.44

Finding the Fourth Proportional to 22,809.48, 31,468.41 and 16,855.44

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Solution

The fourth proportional to 22,809.48, 31,468.41 and 16,855.44 is: 23,254.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809.48 : 31,468.41 = 16,855.44 : x
  2. Step 2: Convert to fraction form
    22,809.48/31,468.41 = 16,855.44/x
  3. Step 3: Cross multiply
    22,809.48x = 31,468.41 × 16,855.44
  4. Step 4: Simplify right side
    22,809.48x = 530,413,896.65
  5. Step 5: Solve for x
    x = 530,413,896.65/22,809.48
  6. Step 6: Final answer
    x = 23,254.10

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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.