Home / 29,658.38-40,928.82-18,325.27

Finding the Fourth Proportional to 29,658.38, 40,928.82 and 18,325.27

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Solution

The fourth proportional to 29,658.38, 40,928.82 and 18,325.27 is: 25,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,658.38 : 40,928.82 = 18,325.27 : x
  2. Step 2: Convert to fraction form
    29,658.38/40,928.82 = 18,325.27/x
  3. Step 3: Cross multiply
    29,658.38x = 40,928.82 × 18,325.27
  4. Step 4: Simplify right side
    29,658.38x = 750,031,677.28
  5. Step 5: Solve for x
    x = 750,031,677.28/29,658.38
  6. Step 6: Final answer
    x = 25,289.03

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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.