Home / 29,650.18-40,917.54-16,221.82

Finding the Fourth Proportional to 29,650.18, 40,917.54 and 16,221.82

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Solution

The fourth proportional to 29,650.18, 40,917.54 and 16,221.82 is: 22,386.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,650.18 : 40,917.54 = 16,221.82 : x
  2. Step 2: Convert to fraction form
    29,650.18/40,917.54 = 16,221.82/x
  3. Step 3: Cross multiply
    29,650.18x = 40,917.54 × 16,221.82
  4. Step 4: Simplify right side
    29,650.18x = 663,756,968.72
  5. Step 5: Solve for x
    x = 663,756,968.72/29,650.18
  6. Step 6: Final answer
    x = 22,386.27

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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.