Home / 22,805.67-31,474.99-12,734.77

Finding the Fourth Proportional to 22,805.67, 31,474.99 and 12,734.77

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Solution

The fourth proportional to 22,805.67, 31,474.99 and 12,734.77 is: 17,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.67 : 31,474.99 = 12,734.77 : x
  2. Step 2: Convert to fraction form
    22,805.67/31,474.99 = 12,734.77/x
  3. Step 3: Cross multiply
    22,805.67x = 31,474.99 × 12,734.77
  4. Step 4: Simplify right side
    22,805.67x = 400,826,647.88
  5. Step 5: Solve for x
    x = 400,826,647.88/22,805.67
  6. Step 6: Final answer
    x = 17,575.74

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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.