Home / 22,682.49-31,302.95-12,610.72

Finding the Fourth Proportional to 22,682.49, 31,302.95 and 12,610.72

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Solution

The fourth proportional to 22,682.49, 31,302.95 and 12,610.72 is: 17,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.49 : 31,302.95 = 12,610.72 : x
  2. Step 2: Convert to fraction form
    22,682.49/31,302.95 = 12,610.72/x
  3. Step 3: Cross multiply
    22,682.49x = 31,302.95 × 12,610.72
  4. Step 4: Simplify right side
    22,682.49x = 394,752,737.62
  5. Step 5: Solve for x
    x = 394,752,737.62/22,682.49
  6. Step 6: Final answer
    x = 17,403.41

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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.