Home / 16,416.80-24,625.20-6,557.60

Finding the Fourth Proportional to 16,416.80, 24,625.20 and 6,557.60

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Solution

The fourth proportional to 16,416.80, 24,625.20 and 6,557.60 is: 9,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,416.80 : 24,625.20 = 6,557.60 : x
  2. Step 2: Convert to fraction form
    16,416.80/24,625.20 = 6,557.60/x
  3. Step 3: Cross multiply
    16,416.80x = 24,625.20 × 6,557.60
  4. Step 4: Simplify right side
    16,416.80x = 161,482,211.52
  5. Step 5: Solve for x
    x = 161,482,211.52/16,416.80
  6. Step 6: Final answer
    x = 9,836.40

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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.