Home / 19,740.24-29,611.80-6,230.28

Finding the Fourth Proportional to 19,740.24, 29,611.80 and 6,230.28

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Solution

The fourth proportional to 19,740.24, 29,611.80 and 6,230.28 is: 9,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740.24 : 29,611.80 = 6,230.28 : x
  2. Step 2: Convert to fraction form
    19,740.24/29,611.80 = 6,230.28/x
  3. Step 3: Cross multiply
    19,740.24x = 29,611.80 × 6,230.28
  4. Step 4: Simplify right side
    19,740.24x = 184,489,805.30
  5. Step 5: Solve for x
    x = 184,489,805.30/19,740.24
  6. Step 6: Final answer
    x = 9,345.87

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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.