Home / 39,181.23-54,064.35-22,410.99

Finding the Fourth Proportional to 39,181.23, 54,064.35 and 22,410.99

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Solution

The fourth proportional to 39,181.23, 54,064.35 and 22,410.99 is: 30,923.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181.23 : 54,064.35 = 22,410.99 : x
  2. Step 2: Convert to fraction form
    39,181.23/54,064.35 = 22,410.99/x
  3. Step 3: Cross multiply
    39,181.23x = 54,064.35 × 22,410.99
  4. Step 4: Simplify right side
    39,181.23x = 1,211,635,607.21
  5. Step 5: Solve for x
    x = 1,211,635,607.21/39,181.23
  6. Step 6: Final answer
    x = 30,923.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.