Home / 29,119.08-43,669.50-18,574.08

Finding the Fourth Proportional to 29,119.08, 43,669.50 and 18,574.08

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Solution

The fourth proportional to 29,119.08, 43,669.50 and 18,574.08 is: 27,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,119.08 : 43,669.50 = 18,574.08 : x
  2. Step 2: Convert to fraction form
    29,119.08/43,669.50 = 18,574.08/x
  3. Step 3: Cross multiply
    29,119.08x = 43,669.50 × 18,574.08
  4. Step 4: Simplify right side
    29,119.08x = 811,120,786.56
  5. Step 5: Solve for x
    x = 811,120,786.56/29,119.08
  6. Step 6: Final answer
    x = 27,855.30

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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.