Home / 29,558.90-40,789.67-16,810.36

Finding the Fourth Proportional to 29,558.90, 40,789.67 and 16,810.36

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Solution

The fourth proportional to 29,558.90, 40,789.67 and 16,810.36 is: 23,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,558.90 : 40,789.67 = 16,810.36 : x
  2. Step 2: Convert to fraction form
    29,558.90/40,789.67 = 16,810.36/x
  3. Step 3: Cross multiply
    29,558.90x = 40,789.67 × 16,810.36
  4. Step 4: Simplify right side
    29,558.90x = 685,688,850.96
  5. Step 5: Solve for x
    x = 685,688,850.96/29,558.90
  6. Step 6: Final answer
    x = 23,197.37

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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.