Home / 22,088.21-30,481.04-12,016.40

Finding the Fourth Proportional to 22,088.21, 30,481.04 and 12,016.40

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Solution

The fourth proportional to 22,088.21, 30,481.04 and 12,016.40 is: 16,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,088.21 : 30,481.04 = 12,016.40 : x
  2. Step 2: Convert to fraction form
    22,088.21/30,481.04 = 12,016.40/x
  3. Step 3: Cross multiply
    22,088.21x = 30,481.04 × 12,016.40
  4. Step 4: Simplify right side
    22,088.21x = 366,272,179.10
  5. Step 5: Solve for x
    x = 366,272,179.10/22,088.21
  6. Step 6: Final answer
    x = 16,582.25

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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.