Home / 16,403.37-22,630.55-9,324.33

Finding the Fourth Proportional to 16,403.37, 22,630.55 and 9,324.33

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Solution

The fourth proportional to 16,403.37, 22,630.55 and 9,324.33 is: 12,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.37 : 22,630.55 = 9,324.33 : x
  2. Step 2: Convert to fraction form
    16,403.37/22,630.55 = 9,324.33/x
  3. Step 3: Cross multiply
    16,403.37x = 22,630.55 × 9,324.33
  4. Step 4: Simplify right side
    16,403.37x = 211,014,669.66
  5. Step 5: Solve for x
    x = 211,014,669.66/16,403.37
  6. Step 6: Final answer
    x = 12,864.10

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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.