Home / 29,362.10-40,505.85-16,779.50

Finding the Fourth Proportional to 29,362.10, 40,505.85 and 16,779.50

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Solution

The fourth proportional to 29,362.10, 40,505.85 and 16,779.50 is: 23,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,362.10 : 40,505.85 = 16,779.50 : x
  2. Step 2: Convert to fraction form
    29,362.10/40,505.85 = 16,779.50/x
  3. Step 3: Cross multiply
    29,362.10x = 40,505.85 × 16,779.50
  4. Step 4: Simplify right side
    29,362.10x = 679,667,910.08
  5. Step 5: Solve for x
    x = 679,667,910.08/29,362.10
  6. Step 6: Final answer
    x = 23,147.80

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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.