Home / 17,219.60-25,829.40-16,374.80

Finding the Fourth Proportional to 17,219.60, 25,829.40 and 16,374.80

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Solution

The fourth proportional to 17,219.60, 25,829.40 and 16,374.80 is: 24,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,219.60 : 25,829.40 = 16,374.80 : x
  2. Step 2: Convert to fraction form
    17,219.60/25,829.40 = 16,374.80/x
  3. Step 3: Cross multiply
    17,219.60x = 25,829.40 × 16,374.80
  4. Step 4: Simplify right side
    17,219.60x = 422,951,259.12
  5. Step 5: Solve for x
    x = 422,951,259.12/17,219.60
  6. Step 6: Final answer
    x = 24,562.20

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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.