Home / 22,774.54-31,450.58-21,532.05

Finding the Fourth Proportional to 22,774.54, 31,450.58 and 21,532.05

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Solution

The fourth proportional to 22,774.54, 31,450.58 and 21,532.05 is: 29,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,774.54 : 31,450.58 = 21,532.05 : x
  2. Step 2: Convert to fraction form
    22,774.54/31,450.58 = 21,532.05/x
  3. Step 3: Cross multiply
    22,774.54x = 31,450.58 × 21,532.05
  4. Step 4: Simplify right side
    22,774.54x = 677,195,461.09
  5. Step 5: Solve for x
    x = 677,195,461.09/22,774.54
  6. Step 6: Final answer
    x = 29,734.76

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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.