Home / 38,563.28-57,843.84-12,269.60

Finding the Fourth Proportional to 38,563.28, 57,843.84 and 12,269.60

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Solution

The fourth proportional to 38,563.28, 57,843.84 and 12,269.60 is: 18,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,563.28 : 57,843.84 = 12,269.60 : x
  2. Step 2: Convert to fraction form
    38,563.28/57,843.84 = 12,269.60/x
  3. Step 3: Cross multiply
    38,563.28x = 57,843.84 × 12,269.60
  4. Step 4: Simplify right side
    38,563.28x = 709,720,779.26
  5. Step 5: Solve for x
    x = 709,720,779.26/38,563.28
  6. Step 6: Final answer
    x = 18,404.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.