Home / 16,110-22,231.80-9,823.68

Finding the Fourth Proportional to 16,110, 22,231.80 and 9,823.68

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Solution

The fourth proportional to 16,110, 22,231.80 and 9,823.68 is: 13,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110 : 22,231.80 = 9,823.68 : x
  2. Step 2: Convert to fraction form
    16,110/22,231.80 = 9,823.68/x
  3. Step 3: Cross multiply
    16,110x = 22,231.80 × 9,823.68
  4. Step 4: Simplify right side
    16,110x = 218,398,089.02
  5. Step 5: Solve for x
    x = 218,398,089.02/16,110
  6. Step 6: Final answer
    x = 13,556.68

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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.