Home / 29,488.44-40,682.88-18,876.36

Finding the Fourth Proportional to 29,488.44, 40,682.88 and 18,876.36

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Solution

The fourth proportional to 29,488.44, 40,682.88 and 18,876.36 is: 26,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,488.44 : 40,682.88 = 18,876.36 : x
  2. Step 2: Convert to fraction form
    29,488.44/40,682.88 = 18,876.36/x
  3. Step 3: Cross multiply
    29,488.44x = 40,682.88 × 18,876.36
  4. Step 4: Simplify right side
    29,488.44x = 767,944,688.72
  5. Step 5: Solve for x
    x = 767,944,688.72/29,488.44
  6. Step 6: Final answer
    x = 26,042.23

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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.