Home / 19,835.32-29,757.84-6,690.64

Finding the Fourth Proportional to 19,835.32, 29,757.84 and 6,690.64

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Solution

The fourth proportional to 19,835.32, 29,757.84 and 6,690.64 is: 10,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.32 : 29,757.84 = 6,690.64 : x
  2. Step 2: Convert to fraction form
    19,835.32/29,757.84 = 6,690.64/x
  3. Step 3: Cross multiply
    19,835.32x = 29,757.84 × 6,690.64
  4. Step 4: Simplify right side
    19,835.32x = 199,098,994.62
  5. Step 5: Solve for x
    x = 199,098,994.62/19,835.32
  6. Step 6: Final answer
    x = 10,037.60

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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.