Home / 16,328.36-22,507.09-12,873.31

Finding the Fourth Proportional to 16,328.36, 22,507.09 and 12,873.31

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Solution

The fourth proportional to 16,328.36, 22,507.09 and 12,873.31 is: 17,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,328.36 : 22,507.09 = 12,873.31 : x
  2. Step 2: Convert to fraction form
    16,328.36/22,507.09 = 12,873.31/x
  3. Step 3: Cross multiply
    16,328.36x = 22,507.09 × 12,873.31
  4. Step 4: Simplify right side
    16,328.36x = 289,740,658.32
  5. Step 5: Solve for x
    x = 289,740,658.32/16,328.36
  6. Step 6: Final answer
    x = 17,744.62

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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.