Home / 29,986.48-44,979.68-8,926.42

Finding the Fourth Proportional to 29,986.48, 44,979.68 and 8,926.42

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Solution

The fourth proportional to 29,986.48, 44,979.68 and 8,926.42 is: 13,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,986.48 : 44,979.68 = 8,926.42 : x
  2. Step 2: Convert to fraction form
    29,986.48/44,979.68 = 8,926.42/x
  3. Step 3: Cross multiply
    29,986.48x = 44,979.68 × 8,926.42
  4. Step 4: Simplify right side
    29,986.48x = 401,507,515.15
  5. Step 5: Solve for x
    x = 401,507,515.15/29,986.48
  6. Step 6: Final answer
    x = 13,389.62

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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.