Home / 16,376.20-24,531.90-9,782.80

Finding the Fourth Proportional to 16,376.20, 24,531.90 and 9,782.80

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Solution

The fourth proportional to 16,376.20, 24,531.90 and 9,782.80 is: 14,654.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,376.20 : 24,531.90 = 9,782.80 : x
  2. Step 2: Convert to fraction form
    16,376.20/24,531.90 = 9,782.80/x
  3. Step 3: Cross multiply
    16,376.20x = 24,531.90 × 9,782.80
  4. Step 4: Simplify right side
    16,376.20x = 239,990,671.32
  5. Step 5: Solve for x
    x = 239,990,671.32/16,376.20
  6. Step 6: Final answer
    x = 14,654.84

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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.