Home / 22,305.40-33,458.10-11,246.20

Finding the Fourth Proportional to 22,305.40, 33,458.10 and 11,246.20

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Solution

The fourth proportional to 22,305.40, 33,458.10 and 11,246.20 is: 16,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.40 : 33,458.10 = 11,246.20 : x
  2. Step 2: Convert to fraction form
    22,305.40/33,458.10 = 11,246.20/x
  3. Step 3: Cross multiply
    22,305.40x = 33,458.10 × 11,246.20
  4. Step 4: Simplify right side
    22,305.40x = 376,276,484.22
  5. Step 5: Solve for x
    x = 376,276,484.22/22,305.40
  6. Step 6: Final answer
    x = 16,869.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.