Home / 16,731.60-25,084.44-9,700.80

Finding the Fourth Proportional to 16,731.60, 25,084.44 and 9,700.80

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Solution

The fourth proportional to 16,731.60, 25,084.44 and 9,700.80 is: 14,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.60 : 25,084.44 = 9,700.80 : x
  2. Step 2: Convert to fraction form
    16,731.60/25,084.44 = 9,700.80/x
  3. Step 3: Cross multiply
    16,731.60x = 25,084.44 × 9,700.80
  4. Step 4: Simplify right side
    16,731.60x = 243,339,135.55
  5. Step 5: Solve for x
    x = 243,339,135.55/16,731.60
  6. Step 6: Final answer
    x = 14,543.69

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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.