Home / 22,346.60-30,837.10-12,276.40

Finding the Fourth Proportional to 22,346.60, 30,837.10 and 12,276.40

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Solution

The fourth proportional to 22,346.60, 30,837.10 and 12,276.40 is: 16,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.60 : 30,837.10 = 12,276.40 : x
  2. Step 2: Convert to fraction form
    22,346.60/30,837.10 = 12,276.40/x
  3. Step 3: Cross multiply
    22,346.60x = 30,837.10 × 12,276.40
  4. Step 4: Simplify right side
    22,346.60x = 378,568,574.44
  5. Step 5: Solve for x
    x = 378,568,574.44/22,346.60
  6. Step 6: Final answer
    x = 16,940.77

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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.