Home / 22,645.09-31,251.21-12,573.54

Finding the Fourth Proportional to 22,645.09, 31,251.21 and 12,573.54

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Solution

The fourth proportional to 22,645.09, 31,251.21 and 12,573.54 is: 17,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.09 : 31,251.21 = 12,573.54 : x
  2. Step 2: Convert to fraction form
    22,645.09/31,251.21 = 12,573.54/x
  3. Step 3: Cross multiply
    22,645.09x = 31,251.21 × 12,573.54
  4. Step 4: Simplify right side
    22,645.09x = 392,938,338.98
  5. Step 5: Solve for x
    x = 392,938,338.98/22,645.09
  6. Step 6: Final answer
    x = 17,352.03

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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.