Home / 16,820.60-25,198.14-9,783.32

Finding the Fourth Proportional to 16,820.60, 25,198.14 and 9,783.32

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Solution

The fourth proportional to 16,820.60, 25,198.14 and 9,783.32 is: 14,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.60 : 25,198.14 = 9,783.32 : x
  2. Step 2: Convert to fraction form
    16,820.60/25,198.14 = 9,783.32/x
  3. Step 3: Cross multiply
    16,820.60x = 25,198.14 × 9,783.32
  4. Step 4: Simplify right side
    16,820.60x = 246,521,467.02
  5. Step 5: Solve for x
    x = 246,521,467.02/16,820.60
  6. Step 6: Final answer
    x = 14,655.93

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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.